docs(x/ecocredit): clarify EventReceive.sender (#778)

* docs(x/ecocredit): clarify EventReceive.sender

* update docs

* update docs

* feat: add field for basket_denom in event receive

* fix: proto order

Co-authored-by: technicallyty <48813565+tytech3@users.noreply.github.com>

proto/regen/ecocredit/v1alpha1/events.proto

@@ -42,16 +42,18 @@ message EventCreateBatch {
   string project_location = 7;
 }
 
-// EventReceive is an event emitted when credits are received either upon
-// creation of a new batch or upon transfer. Each batch_denom created or
-// transferred will result in a separate EventReceive for easy indexing.
+// EventReceive is an event emitted when credits are received either via
+// creation of a new batch, transfer of credits, or taking credits from a
+// basket. Each batch_denom created, transferred or taken from a baset will
+// result in a separate EventReceive for easy indexing.
 message EventReceive {
+
   // sender is the sender of the credits in the case that this event is the
   // result of a transfer. It will not be set when credits are received at
-  // initial issuance.
+  // initial issuance or taken from a basket.
   string sender = 1;
 
-  // recipient is the recipient of the credits
+  // recipient is the recipient of the credits.
   string recipient = 2;
 
   // batch_denom is the unique ID of credit batch.
@@ -62,6 +64,11 @@ message EventReceive {
 
   // retired_amount is the decimal number of retired credits received.
   string retired_amount = 5;
+
+  // basket_denom is the denom of the basket. when the basket_denom field is set, it indicates that this event was
+  // triggered by the transfer of credits from a basket. It will not be set if the credits were sent by a user, or
+  // by initial issuance.
+  string basket_denom = 6;
 }
 
 // EventRetire is an event emitted when credits are retired. When credits are