Pass gbt mempool data directly without serialization

backend/rust-gbt/index.d.ts

@@ -3,6 +3,14 @@
 
 /* auto-generated by NAPI-RS */
 
+export interface ThreadTransaction {
+  uid: number
+  fee: number
+  weight: number
+  sigops: number
+  effectiveFeePerVsize: number
+  inputs: Array<number>
+}
 export class GbtGenerator {
   constructor()
   /**
@@ -10,13 +18,13 @@ export class GbtGenerator {
    *
    * Rejects if the thread panics or if the Mutex is poisoned.
    */
-  make(mempoolBuffer: Uint8Array): Promise<GbtResult>
+  make(mempool: Array<ThreadTransaction>): Promise<GbtResult>
   /**
    * # Errors
    *
    * Rejects if the thread panics or if the Mutex is poisoned.
    */
-  update(newTxs: Uint8Array, removeTxs: Uint8Array): Promise<GbtResult>
+  update(newTxs: Array<ThreadTransaction>, removeTxs: Array<number>): Promise<GbtResult>
 }
 /**
  * The result from calling the gbt function.