Backend support for multi-pool acceleration details

backend/src/mempool.interfaces.ts

@@ -111,6 +111,7 @@ export interface TransactionExtended extends IEsploraApi.Transaction {
     vsize: number,
   };
   acceleration?: boolean;
+  acceleratedBy?: number[];
   replacement?: boolean;
   uid?: number;
   flags?: number;
@@ -432,7 +433,7 @@ export interface OptimizedStatistic {
 
 export interface TxTrackingInfo {
   replacedBy?: string,
-  position?: { block: number, vsize: number, accelerated?: boolean },
+  position?: { block: number, vsize: number, accelerated?: boolean, acceleratedBy?: number[] },
   cpfp?: {
     ancestors?: Ancestor[],
     bestDescendant?: Ancestor | null,
@@ -443,6 +444,7 @@ export interface TxTrackingInfo {
   },
   utxoSpent?: { [vout: number]: { vin: number, txid: string } },
   accelerated?: boolean,
+  acceleratedBy?: number[],
   confirmed?: boolean
 }