Add liquid.js documentation.

This commit is contained in:
Miguel Medeiros 2021-08-10 13:03:23 -03:00
parent 1873eb41c6
commit 62902ba8c7
7 changed files with 934 additions and 111 deletions

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# mempool**JS** - Bisq API
Interface to access the Bisq API.
Interface to access Bisq API.
[Back to home](./README.md)
@ -8,19 +8,16 @@ Interface to access the Bisq API.
## **Features**
- [Bitcoin](./README-bitcoin.md)
- Bisq
- Addresses
- Addresses
- [Get Address](#get-address)
- Blocks
- Blocks
- [Get Block](#get-block)
- [Get Blocks](#get-blocks)
- [Get Block Tip Height](#get-block-tip-height)
- Statistics
- Transactions
- Statistics
- Transactions
- [Get Transaction](#get-transaction)
- [Get Transactions](#get-transactions)
- [Liquid](./README-liquid.md)
---

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# mempool**JS** - Bitcoin API
Interface to access the Bitcoin `mainet`, `testnet`, `signet` APIs.
Interface to access Bitcoin `mainet`, `testnet`, `signet` APIs.
[Back to home](./README.md)
@ -8,18 +8,17 @@ Interface to access the Bitcoin `mainet`, `testnet`, `signet` APIs.
## **Features**
- Bitcoin
- Addresses
- Addresses
- [Get Address](#get-address)
- [Get Address Txs](#get-address-txs)
- [Get Address Txs Chain](#get-address-txs-chain)
- [Get Address Txs Mempool](#get-address-txs-mempool)
- [Get Address Txs Utxo](#get-address-txs-utxo)
- Assets
- Assets
- [Get Asset](#get-asset)
- [Get Asset Txs](#get-asset-txs)
- [Get Asset Supply](#get-asset-supply)
- Blocks
- Blocks
- [Get Block](#get-block)
- [Get Block Status](#get-block-status)
- [Get Block Txs](#get-block-txs)
@ -31,16 +30,16 @@ Interface to access the Bitcoin `mainet`, `testnet`, `signet` APIs.
- [Get Blocks](#get-blocks)
- [Get Blocks Tip Height](#get-blocks-tip-height)
- [Get Blocks Tip Hash](#get-blocks-tip-hash)
- Difficulty
- Difficulty
- [Get Difficulty Adjustment](#get-difficulty-adjustment)
- Fees
- Fees
- [Get Fees Recommended](#get-fees-recommended)
- [Get Fees Mempool Blocks](#get-fees-mempool-blocks)
- Mempool
- Mempool
- [Get Mempool](#get-mempool)
- [Get Mempool Recent](#get-mempool-recent)
- [Get Mempool Txids](#get-mempool-txids)
- Transactions
- Transactions
- [Get Tx](#get-tx)
- [Get Tx Status](#get-tx-status)
- [Get Tx Hex](#get-tx-hex)
@ -50,11 +49,9 @@ Interface to access the Bitcoin `mainet`, `testnet`, `signet` APIs.
- [Get Tx Outspend](#get-tx-outspend)
- [Get Tx Outspends](#get-tx-outspends)
- [Post Tx Outspends]($post-tx-outspends)
- Websocket
- Websocket
- [Websocket Client](#websocket-client)
- [Websocket Server](#websocket-server)
- [Bisq](./README-bisq.md)
- [Liquid](./README-liquid.md)
---

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# mempool**JS** - Bitcoin API
# mempool**JS** - Liquid API
Interface to access the Bitcoin `mainet`, `testnet`, `signet` APIs.
Interface to access Liquid APIs.
[Back to home](./README.md)
@ -8,20 +8,17 @@ Interface to access the Bitcoin `mainet`, `testnet`, `signet` APIs.
## **Features**
- [Bitcoin](./README-bitcoin.md)
- [Bisq](./README-bisq.md)
- Liquid
- Addresses
- Addresses
- [Get Address](#get-address)
- [Get Address Txs](#get-address-txs)
- [Get Address Txs Chain](#get-address-txs-chain)
- [Get Address Txs Mempool](#get-address-txs-mempool)
- [Get Address Txs Utxo](#get-address-txs-utxo)
- Assets
- Assets
- [Get Asset](#get-asset)
- [Get Asset Txs](#get-asset-txs)
- [Get Asset Supply](#get-asset-supply)
- Blocks
- Blocks
- [Get Block](#get-block)
- [Get Block Status](#get-block-status)
- [Get Block Txs](#get-block-txs)
@ -32,14 +29,14 @@ Interface to access the Bitcoin `mainet`, `testnet`, `signet` APIs.
- [Get Blocks](#get-blocks)
- [Get Blocks Tip Height](#get-blocks-tip-height)
- [Get Blocks Tip Hash](#get-blocks-tip-hash)
- Fees
- Fees
- [Get Fees Recommended](#get-fees-recommended)
- [Get Fees Mempool Blocks](#get-fees-mempool-blocks)
- Mempool
- Mempool
- [Get Mempool](#get-mempool)
- [Get Mempool Recent](#get-mempool-recent)
- [Get Mempool Txids](#get-mempool-txids)
- Transactions
- Transactions
- [Get Tx](#get-tx)
- [Get Tx Status](#get-tx-status)
- [Get Tx Hex](#get-tx-hex)
@ -49,7 +46,7 @@ Interface to access the Bitcoin `mainet`, `testnet`, `signet` APIs.
- [Get Tx Outspend](#get-tx-outspend)
- [Get Tx Outspends](#get-tx-outspends)
- [Post Tx Outspends]($post-tx-outspends)
- Websocket
- Websocket
- [Websocket Client](#websocket-client)
- [Websocket Server](#websocket-server)

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@ -6,7 +6,7 @@ const init = async () => {
liquid: { addresses },
} = mempoolJS();
const address = '1wizSAYSbuyXbt9d8JV8ytm5acqq2TorC';
const address = 'Go65t19hP2FuhBMYtgbdMDgdmEzNwh1i48';
const myAddress = await addresses.getAddress({ address });
console.log(myAddress);

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@ -6,7 +6,7 @@ const init = async () => {
liquid: { addresses },
} = mempoolJS();
const address = '1wizSAYSbuyXbt9d8JV8ytm5acqq2TorC';
const address = 'Go65t19hP2FuhBMYtgbdMDgdmEzNwh1i48';
const myAddress = await addresses.getAddress({ address });
console.log(myAddress);

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# Liquid**JS** - Liquid API
Interface to access Liquid APIs.
[Back to home](./README.md)
---
## **Features**
- Addresses
- [Get Address](#get-address)
- [Get Address Txs](#get-address-txs)
- [Get Address Txs Chain](#get-address-txs-chain)
- [Get Address Txs Mempool](#get-address-txs-mempool)
- [Get Address Txs Utxo](#get-address-txs-utxo)
- Assets
- [Get Asset](#get-asset)
- [Get Asset Txs](#get-asset-txs)
- [Get Asset Supply](#get-asset-supply)
- Blocks
- [Get Block](#get-block)
- [Get Block Status](#get-block-status)
- [Get Block Txs](#get-block-txs)
- [Get Block Txids](#get-block-txids)
- [Get Block Txid](#get-block-txid)
- [Get Block Raw](#get-block-raw)
- [Get Blocks Height](#get-blocks-height)
- [Get Blocks](#get-blocks)
- [Get Blocks Tip Height](#get-blocks-tip-height)
- [Get Blocks Tip Hash](#get-blocks-tip-hash)
- Fees
- [Get Fees Recommended](#get-fees-recommended)
- [Get Fees Mempool Blocks](#get-fees-mempool-blocks)
- Mempool
- [Get Mempool](#get-mempool)
- [Get Mempool Recent](#get-mempool-recent)
- [Get Mempool Txids](#get-mempool-txids)
- Transactions
- [Get Tx](#get-tx)
- [Get Tx Status](#get-tx-status)
- [Get Tx Hex](#get-tx-hex)
- [Get Tx Raw](#get-tx-raw)
- [Get Tx Merkle Block Proof](#get-tx-merkle-block-proof)
- [Get Tx Merkle Proof](#get-tx-merkle-proof)
- [Get Tx Outspend](#get-tx-outspend)
- [Get Tx Outspends](#get-tx-outspends)
- [Post Tx Outspends]($post-tx-outspends)
- Websocket
- [Websocket Client](#websocket-client)
- [Websocket Server](#websocket-server)
---
### **Get Address**
Returns details about an address. Available fields: `address`, `chain_stats`, and `mempool_stats`. `{chain,mempool}\_stats` each contain an object with `tx_count`, `funded_txo_count`, `funded_txo_sum`, `spent_txo_count`, and `spent_txo_sum`.
**Parameters:**
- {string} address
[ [NodeJS Example](../examples/nodejs/liquid-js/addresses.ts) ] [ [HTML Example](../examples/html/liquid-js/addresses.html) ] [ [Top](#features) ]
```js
const {
liquid: { addresses },
} = mempoolJS();
const address = 'Go65t19hP2FuhBMYtgbdMDgdmEzNwh1i48';
const myAddress = await addresses.getAddress({ address });
console.log(myAddress);
```
### **Get Address Txs**
Get transaction history for the specified address/scripthash, sorted with newest first. Returns up to 50 mempool transactions plus the first 25 confirmed transactions. You can request more confirmed transactions using `:last_seen_txid`.
**Parameters:**
- {string} address
[ [NodeJS Example](../examples/nodejs/liquid-js/addresses.ts) ] [ [HTML Example](../examples/html/liquid-js/addresses.html) ] [ [Top](#features) ]
```js
const {
liquid: { addresses },
} = mempoolJS();
const address = 'Go65t19hP2FuhBMYtgbdMDgdmEzNwh1i48';
const addressTxs = await addresses.getAddressTxs({ address });
console.log(addressTxs);
```
### **Get Address Txs Chain**
Get confirmed transaction history for the specified address/scripthash, sorted with newest first. Returns 25 transactions per page. More can be requested by specifying the last txid seen by the previous query.
**Parameters:**
- {string} address
[ [NodeJS Example](../examples/nodejs/liquid-js/addresses.ts) ] [ [HTML Example](../examples/html/liquid-js/addresses.html) ] [ [Top](#features) ]
```js
const {
liquid: { addresses },
} = mempoolJS();
const address = 'Go65t19hP2FuhBMYtgbdMDgdmEzNwh1i48';
const addressTxsChain = await addresses.getAddressTxsChain({ address });
console.log(addressTxsChain);
```
### **Get Address Txs Mempool**
Get unconfirmed transaction history for the specified `address/scripthash`. Returns up to 50 transactions (no paging).
**Parameters:**
- {string} address
[ [NodeJS Example](../examples/nodejs/liquid-js/addresses.ts) ] [ [HTML Example](../examples/html/liquid-js/addresses.html) ] [ [Top](#features) ]
```js
const {
liquid: { addresses },
} = mempoolJS();
const address = 'Go65t19hP2FuhBMYtgbdMDgdmEzNwh1i48';
const addressTxsMempool = await addresses.getAddressTxsMempool({ address });
console.log(addressTxsMempool);
```
### **Get Address Txs Utxo**
Get the list of unspent transaction outputs associated with the `address/scripthash`. Available fields: `txid`, `vout`, `value`, and `status` (with the status of the funding tx).
**Parameters:**
- {string} address
[ [NodeJS Example](../examples/nodejs/liquid-js/addresses.ts) ] [ [HTML Example](../examples/html/liquid-js/addresses.html) ] [ [Top](#features) ]
```js
const { addresses } = mempoolJS();
const addressTxsUtxo = await addresses.getAddressTxsUtxo('15e10745f15593a...');
console.log(addressTxsUtxo);
```
### **Get Asset**
Returns information about a Liquid asset.
**Parameters:**
- {string} asset_id
[ [NodeJS Example](../examples/nodejs/liquid-js/addresses.ts) ] [ [HTML Example](../examples/html/liquid-js/addresses.html) ] [ [Top](#features) ]
```js
const {
liquid: { assets },
} = mempoolJS();
const asset_id =
'6f0279e9ed041c3d710a9f57d0c02928416460c4b722ae3457a11eec381c526d';
const asset = await assets.getAsset({ asset_id });
console.log(asset);
```
### **Get Asset Txs**
Returns transactions associated with the specified Liquid asset. For the network's native asset, returns a list of peg in, peg out, and burn transactions. For user-issued assets, returns a list of issuance, reissuance, and burn transactions. Does not include regular transactions transferring this asset.
**Parameters:**
- {string} asset_id
- {boolean} is_mempool
[ [NodeJS Example](../examples/nodejs/liquid-js/addresses.ts) ] [ [HTML Example](../examples/html/liquid-js/addresses.html) ] [ [Top](#features) ]
```js
const {
liquid: { assets },
} = mempoolJS();
const asset_id =
'6f0279e9ed041c3d710a9f57d0c02928416460c4b722ae3457a11eec381c526d';
const assetTxs = await assets.getAssetTxs({ asset_id, is_mempool: false });
console.log(assetTxs);
```
### **Get Asset Supply**
Get the current total supply of the specified asset. For the native asset (L-BTC), this is calculated as `[chain,mempool]\_stats.peg_in_amount` - `[chain,mempool]\_stats.peg_out_amount` - `[chain,mempool]\_stats.burned_amount`. For issued assets, this is calculated as `[chain,mempool]\_stats.issued_amount` - `[chain,mempool]\_stats.burned_amount`. Not available for assets with blinded issuances. If `/decimal` is specified, returns the supply as a decimal according to the asset's divisibility. Otherwise, returned in base units.
**Parameters:**
- {string} asset_id
- {boolean} decimal
[ [NodeJS Example](../examples/nodejs/liquid-js/addresses.ts) ] [ [HTML Example](../examples/html/liquid-js/addresses.html) ] [ [Top](#features) ]
```js
const {
liquid: { assets },
} = mempoolJS();
const asset_id =
'6f0279e9ed041c3d710a9f57d0c02928416460c4b722ae3457a11eec381c526d';
const assetSupply = await assets.getAssetSupply({ asset_id, decimal: false });
console.log(assetSupply);
```
### **Get Block**
Returns details about a block. Available fields: `id`, `height`, `version`, `timestamp`, `bits`, `nonce`, `merkle_root`, `tx_count`, `size`, `weight`, and `previousblockhash`.
**Parameters:**
- {string} hash
[ [NodeJS Example](../examples/nodejs/liquid-js/blocks.ts) ] [ [HTML Example](../examples/html/liquid-js/blocks.html) ] [ [Top](#features) ]
```js
const {
liquid: { blocks },
} = mempoolJS();
const hash = '000000000000000015dc777b3ff2611091336355d3f0ee9766a2cf3be8e4b1ce';
const block = await blocks.getBlock({ hash });
console.log(block);
```
### **Get Block Status**
Returns the confirmation status of a block. Available fields: `in_best_chain` (boolean, false for orphaned blocks), `next_best` (the hash of the next block, only available for blocks in the best chain).
**Parameters:**
- {string} hash
[ [NodeJS Example](../examples/nodejs/liquid-js/blocks.ts) ] [ [HTML Example](../examples/html/liquid-js/blocks.html) ] [ [Top](#features) ]
```js
const {
liquid: { blocks },
} = mempoolJS();
const hash = '000000000000000015dc777b3ff2611091336355d3f0ee9766a2cf3be8e4b1ce';
const blockStatus = await blocks.getBlockStatus({ hash });
console.log(blockStatus);
```
### **Get Block Txs**
Returns a list of transactions in the block (up to 25 transactions beginning at start_index). Transactions returned here do not have the status field, since all the transactions share the same block and confirmation status.
**Parameters:**
- {string} hash
- {number} start_index
[ [NodeJS Example](../examples/nodejs/liquid-js/blocks.ts) ] [ [HTML Example](../examples/html/liquid-js/blocks.html) ] [ [Top](#features) ]
```js
const {
liquid: { blocks },
} = mempoolJS();
const hash = '000000000000000015dc777b3ff2611091336355d3f0ee9766a2cf3be8e4b1ce';
const blockTxs = await blocks.getBlockTxs({ hash });
console.log(blockTxs);
```
### **Get Block Txids**
Returns a list of all txids in the block.
**Parameters:**
- {string} hash
[ [NodeJS Example](../examples/nodejs/liquid-js/blocks.ts) ] [ [HTML Example](../examples/html/liquid-js/blocks.html) ] [ [Top](#features) ]
```js
const {
liquid: { blocks },
} = mempoolJS();
const hash = '000000000000000015dc777b3ff2611091336355d3f0ee9766a2cf3be8e4b1ce';
const blockTxids = await blocks.getBlockTxids({ hash });
console.log(blockTxids);
```
### **Get Block Txid**
Returns the transaction at index :index within the specified block.
**Parameters:**
- {string} hash
- {number} index
[ [NodeJS Example](../examples/nodejs/liquid-js/blocks.ts) ] [ [HTML Example](../examples/html/liquid-js/blocks.html) ] [ [Top](#features) ]
```js
const {
liquid: { blocks },
} = mempoolJS();
const hash = '000000000000000015dc777b3ff2611091336355d3f0ee9766a2cf3be8e4b1ce';
const blockTxid = await blocks.getBlockTxid({ hash, index: 218 });
console.log(blockTxid);
```
### **Get Block Raw**
Returns the raw block representation in binary.
**Parameters:**
- {string} hash
[ [NodeJS Example](../examples/nodejs/liquid-js/blocks.ts) ] [ [HTML Example](../examples/html/liquid-js/blocks.html) ] [ [Top](#features) ]
```js
const {
liquid: { blocks },
} = mempoolJS();
const hash = '000000000000000015dc777b3ff2611091336355d3f0ee9766a2cf3be8e4b1ce';
const blockRaw = await blocks.getBlockRaw({ hash });
console.log(blockRaw);
```
### **Get Blocks Height**
Returns the hash of the block currently at `:height`.
**Parameters:**
- {number} height
[ [NodeJS Example](../examples/nodejs/liquid-js/blocks.ts) ] [ [HTML Example](../examples/html/liquid-js/blocks.html) ] [ [Top](#features) ]
```js
const {
liquid: { blocks },
} = mempoolJS();
const blockHeight = await blocks.getBlockHeight({ height: 0 });
console.log(blockHeight);
```
### **Get Blocks**
Returns the 10 newest blocks starting at the tip or at `:start_height` if specified.
**Parameters:**
- {number} start_height
[ [NodeJS Example](../examples/nodejs/liquid-js/blocks.ts) ] [ [HTML Example](../examples/html/liquid-js/blocks.html) ] [ [Top](#features) ]
```js
const {
liquid: { blocks },
} = mempoolJS();
const getBlocks = await blocks.getBlocks({ start_height: 9999 });
console.log(getBlocks);
```
### **Get Blocks Tip Height**
Returns the 10 newest blocks starting at the tip or at `:start_height` if specified.
**Parameters:**
- {number} start_height
[ [NodeJS Example](../examples/nodejs/liquid-js/blocks.ts) ] [ [HTML Example](../examples/html/liquid-js/blocks.html) ] [ [Top](#features) ]
```js
const {
liquid: { blocks },
} = mempoolJS();
const blocksTipHeight = await blocks.getBlocksTipHeight();
console.log(blocksTipHeight);
```
### **Get Blocks Tip Hash**
Returns the hash of the last block.
[ [NodeJS Example](../examples/nodejs/liquid-js/blocks.ts) ] [ [HTML Example](../examples/html/liquid-js/blocks.html) ] [ [Top](#features) ]
```js
const {
liquid: { blocks },
} = mempoolJS();
const blocksTipHash = await blocks.getBlocksTipHash();
console.log(blocksTipHash);
```
### **Get Fees Recommended**
Returns our currently suggested fees for new transactions.
[ [NodeJS Example](../examples/nodejs/liquid-js/fees.ts) ] [ [HTML Example](../examples/html/liquid-js/fees.html) ] [ [Top](#features) ]
```js
const {
liquid: { fees },
} = mempoolJS();
const feesRecommended = await fees.getFeesRecommended();
console.log(feesRecommended);
```
### **Get Fees Mempool Blocks**
Returns current mempool as projected blocks.
[ [NodeJS Example](../examples/nodejs/liquid-js/fees.ts) ] [ [HTML Example](../examples/html/liquid-js/fees.html) ] [ [Top](#features) ]
```js
const {
liquid: { fees },
} = mempoolJS();
const feesMempoolBlocks = await fees.getFeesMempoolBlocks();
console.log(feesMempoolBlocks);
```
### **Get Mempool**
Returns current mempool backlog statistics.
[ [NodeJS Example](../examples/nodejs/liquid-js/mempool.ts) ] [ [HTML Example](../examples/html/liquid-js/mempool.html) ] [ [Top](#features) ]
```js
const {
liquid: { mempool },
} = mempoolJS();
const getMempool = await mempool.getMempool();
console.log(getMempool);
```
### **Get Mempool Recent**
Get a list of the last 10 transactions to enter the mempool. Each transaction object contains simplified overview data, with the following fields: `txid`, `fee`, `vsize`, and `value`.
[ [NodeJS Example](../examples/nodejs/liquid-js/mempool.ts) ] [ [HTML Example](../examples/html/liquid-js/mempool.html) ] [ [Top](#features) ]
```js
const {
liquid: { mempool },
} = mempoolJS();
const getMempoolRecent = await mempool.getMempoolRecent();
console.log(getMempoolRecent);
```
### **Get Mempool Txids**
Get the full list of txids in the mempool as an array. The order of the `txids` is arbitrary and does not match bitcoind.
[ [NodeJS Example](../examples/nodejs/liquid-js/mempool.ts) ] [ [HTML Example](../examples/html/liquid-js/mempool.html) ] [ [Top](#features) ]
```js
const {
liquid: { mempool },
} = mempoolJS();
const getMempoolTxids = await mempool.getMempoolTxids();
console.log(getMempoolTxids);
```
### **Get Tx**
Returns details about a transaction. Available fields: `txid`, `version`, `locktime`, `size`, `weight`, `fee`, `vin`, `vout`, and `status`.
**Parameters:**
- {string} txid
[ [NodeJS Example](../examples/nodejs/liquid-js/transactions.ts) ] [ [HTML Example](../examples/html/liquid-js/transactions.html) ] [ [Top](#features) ]
```js
const {
liquid: { transactions },
} = mempoolJS();
const txid = '15e10745f15593a899cef391191bdd3d7c12412cc4696b7bcb669d0feadc8521';
const tx = await transactions.getTx({ txid });
console.log(tx);
```
### **Get Tx Status**
Returns the confirmation status of a transaction. Available fields: `confirmed` (boolean), `block_height` (optional), and `block_hash` (optional).
**Parameters:**
- {string} txid
[ [NodeJS Example](../examples/nodejs/liquid-js/transactions.ts) ] [ [HTML Example](../examples/html/liquid-js/transactions.html) ] [ [Top](#features) ]
```js
const {
liquid: { transactions },
} = mempoolJS();
const txid = '15e10745f15593a899cef391191bdd3d7c12412cc4696b7bcb669d0feadc8521';
const txStatus = await transactions.getTxStatus({ txid });
console.log(txStatus);
```
### **Get Tx Hex**
Returns a transaction serialized as hex.
**Parameters:**
- {string} txid
[ [NodeJS Example](../examples/nodejs/liquid-js/transactions.ts) ] [ [HTML Example](../examples/html/liquid-js/transactions.html) ] [ [Top](#features) ]
```js
const {
liquid: { transactions },
} = mempoolJS();
const txid = '15e10745f15593a899cef391191bdd3d7c12412cc4696b7bcb669d0feadc8521';
const txHex = await transactions.getTxHex({ txid });
console.log(txHex);
```
### **Get Tx Raw**
Returns a transaction as binary data.
**Parameters:**
- {string} txid
[ [NodeJS Example](../examples/nodejs/liquid-js/transactions.ts) ] [ [HTML Example](../examples/html/liquid-js/transactions.html) ] [ [Top](#features) ]
```js
const {
liquid: { transactions },
} = mempoolJS();
const txid = '15e10745f15593a899cef391191bdd3d7c12412cc4696b7bcb669d0feadc8521';
const txRaw = await transactions.getTxRaw({ txid });
console.log(txRaw);
```
### **Get Tx Merkle Block Proof**
Returns a merkle inclusion proof for the transaction using bitcoind's merkleblock format.
**Parameters:**
- {string} txid
[ [NodeJS Example](../examples/nodejs/liquid-js/transactions.ts) ] [ [HTML Example](../examples/html/liquid-js/transactions.html) ] [ [Top](#features) ]
```js
const {
liquid: { transactions },
} = mempoolJS();
const txid = '15e10745f15593a899cef391191bdd3d7c12412cc4696b7bcb669d0feadc8521';
const txMerkleBlockProof = await transactions.getTxMerkleBlockProof({ txid });
console.log(txMerkleBlockProof);
```
### **Get Tx Merkle Proof**
Returns a merkle inclusion proof for the transaction using Electrum's blockchain.transaction.get_merkle format.
**Parameters:**
- {string} txid
[ [NodeJS Example](../examples/nodejs/liquid-js/transactions.ts) ] [ [HTML Example](../examples/html/liquid-js/transactions.html) ] [ [Top](#features) ]
```js
const {
liquid: { transactions },
} = mempoolJS();
const txid = '15e10745f15593a899cef391191bdd3d7c12412cc4696b7bcb669d0feadc8521';
const txMerkleProof = await transactions.getTxMerkleProof({ txid });
console.log(txMerkleProof);
```
### **Get Tx Outspend**
Returns the spending status of a transaction output. Available fields: `spent` (boolean), `txid` (optional), `vin` (optional), and `status` (optional, the status of the spending tx).
**Parameters:**
- {string} txid
- {number} vout
[ [NodeJS Example](../examples/nodejs/liquid-js/transactions.ts) ] [ [HTML Example](../examples/html/liquid-js/transactions.html) ] [ [Top](#features) ]
```js
const {
liquid: { transactions },
} = mempoolJS();
const txid = '15e10745f15593a899cef391191bdd3d7c12412cc4696b7bcb669d0feadc8521';
const txOutspend = await transactions.getTxOutspend({
txid,
vout: 3,
});
console.log(txOutspend);
```
### **Get Tx Outspends**
Returns the spending status of all transaction outputs.
**Parameters:**
- {string} txid
[ [NodeJS Example](../examples/nodejs/liquid-js/transactions.ts) ] [ [HTML Example](../examples/html/liquid-js/transactions.html) ] [ [Top](#features) ]
```js
const {
liquid: { transactions },
} = mempoolJS();
const txid = '15e10745f15593a899cef391191bdd3d7c12412cc4696b7bcb669d0feadc8521';
const txOutspends = await transactions.getTxOutspends({ txid });
console.log(txOutspends);
```
### **Post Tx Outspends**
Broadcast a raw transaction to the network. The transaction should be provided as hex in the request body. The `txid` will be returned on success.
**Parameters:**
- {string} txhex
[ [NodeJS Example](../examples/nodejs/liquid-js/transactions.ts) ] [ [HTML Example](../examples/html/liquid-js/transactions.html) ] [ [Top](#features) ]
```js
const {
liquid: { transactions },
} = mempoolJS();
const txhex = '15e10745f15593a899cef391191bdd3d7c12412cc4696b7bcb669d0feadc8521';
const postTx = await transactions.postTx({ txhex });
console.log(postTx);
```
### **Websocket**
Default push: `{ action: 'want', data: ['blocks', ...] }` to express what you want pushed. Available: blocks, mempool-block, live-2h-chart, and stats.
Push transactions related to address: `{ 'track-address': '3PbJ...bF9B' }` to receive all new transactions containing that address as input or output. Returns an array of transactions. address-transactions for new mempool transactions, and block-transactions for new block confirmed transactions.
[ [NodeJS Example](../examples/nodejs/liquid-js/websocket.ts) ] [ [HTML Example](../examples/html/liquid-js/websocket.html) ] [ [Top](#features) ]
#### **Websocket Server**
Only use on server side apps.
```js
const { liquid: { websocket } } = mempoolJS();
const init = async () => {
const ws = websocket.initServer({
options: ["blocks", "stats", "mempool-blocks", "live-2h-chart"],
});
ws.on("message", function incoming(data) {
const res = JSON.parse(data.toString());
if (res.blocks) {
console.log(res.blocks);
}
if (res.mempoolInfo) {
console.log(res.mempoolInfo);
}
if (res.transactions) {
console.log(res.transactions);
}
if (res.mempoolBlocks) {
console.log(res.mempoolBlocks);
}
});
}
init();
```
#### **Websocket Client**
Only use on browser apps.
```js
const init = async () => {
const {
liquid: { websocket },
} = mempoolJS();
const ws = websocket.initClient({
options: ['blocks', 'stats', 'mempool-blocks', 'live-2h-chart'],
});
ws.addEventListener('message', function incoming({data}) {
const res = JSON.parse(data.toString());
if (res.blocks) {
console.log(res.blocks);
}
if (res.mempoolInfo) {
console.log(res.mempoolInfo);
}
if (res.transactions) {
console.log(res.transactions);
}
if (res.mempoolBlocks) {
console.log(res.mempoolBlocks);
}
});
};
init();
```

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@ -1 +1,70 @@
# Liquid JS API
# Liquid**JS** API
[![npm version](https://img.shields.io/npm/v/@mempool/liquid.js.svg?style=flat-square)](https://www.npmjs.org/package/@mempool/liquid.js)
[![NPM](https://img.shields.io/david/mempool/liquid.js.svg?style=flat-square)](https://david-dm.org/mempool/liquid.js#info=dependencies)
[![Known Vulnerabilities](https://snyk.io/test/github/mempool/liquid.js/badge.svg?style=flat-square)](https://snyk.io/test/github/mempool/liquid.js)
[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg?style=flat-square)](https://opensource.org/licenses/MIT)
NPM package module for Liquid Network APIs.
Documentation: [https://liquid.network/api](https://liquid.network/api)
## **Installation**
### **ES Modules**
Install the npm module.
```bash
# npm
$ npm install @mempool/liquid.js --save
# yarn
$ yarn add @mempool/liquid.js
```
Or if you're not into package management, just [download a ZIP](https://github.com/mempool/mempool.js/archive/refs/heads/main.zip) file.
Import the module.
```js
import liquidJS from '@mempool/liquid.js';
const liquid = liquidJS();
```
### **CommonJS**
Include the line below in the `head` tag of your html file.
```html
<script type="text/javascript" src="https://liquid.network/liquid.js"></script>
```
Call `liquidJS()` function to access the API methods.
```js
const liquid = liquidJS();
```
---
## **Features**
- [Addresses](./README-liquid.md#get-address)
- [Assets](./README-liquid.md#get-address)
- [Blocks](./README-liquid.md#get-address)
- [Fees](./README-liquid.md#get-address)
- [Mempool](./README-liquid.md#get-address)
- [Transactions](./README-liquid.md#get-address)
- [Websocket Client](./README-liquid.md#Websocket-Client)
- [Websocket Server](./README-liquid.md#Websocket-Server)
---
## **Contributing**
Pull requests are welcome! For major changes, please open an issue first to discuss what you would like to change.
---
## **License** [MIT](https://choosealicense.com/licenses/mit/)