Added some docs comments to better identify fields that are just named id

chain/near.ts

@@ -229,6 +229,9 @@ export namespace near {
 
   // We don't map ReceiptData
   export class ActionReceipt {
+    /**
+     * @param id  This represents the `receiptId` in which this action have been executed.
+     */
     constructor(
       // Receipt fields
       public predecessorId: string,
@@ -305,6 +308,12 @@ export namespace near {
   export class MerklePath extends Array<MerklePathItem> {}
 
   export class ExecutionOutcome {
+    /**
+     * @param blockHash This is the block hash in which this execution outcome has been executed,
+     * could be from a different block than the transaction that initially generated this execution outcome.
+     * @param id  This is the `transactionHash` of the transaction that generated this execution outcome.
+     * @param logs The logs that were generated by the smart contract a part of this execution.
+     */
     constructor(
       public gasBurnt: u64,
       public proof: MerklePath,
@@ -392,7 +401,22 @@ export namespace near {
     ) {}
   }
 
+  /**
+   * This is a container object holding the `outcome` of a single synchronous
+   * computation, the receipt this execution generated and the `block` as well as the
+   * `block` in which this execution happened.
+   *
+   * To obtain the `transactionHash` that generated this execution outcome, you can
+   * refers to the {@link ExecutionOutcome} `id` field, which is actually the transaction
+   * hash.
+   */
   export class ReceiptWithOutcome {
+    /**
+     * @param outcome The execution outcome of a single synchronous computation, contains the `transactionHash`,
+     * the `logs`, the exeuction outcome `status` as well as a few others.
+     * @param receipt The receipt this execution outcome generated.
+     * @param block The block in which this execution happened.
+     */
     constructor(
       public outcome: ExecutionOutcome,
       public receipt: ActionReceipt,