feat: ethereum-balancer implementation

substreams/ethereum-balancer/proto/tycho/evm/v1/entity.proto

@@ -0,0 +1,32 @@
+syntax = "proto3";
+
+package tycho.evm.v1;
+
+import "tycho/evm/v1/common.proto";
+
+// This file contains the definition for the native integration of Substreams.
+
+// A component is a set of attributes that are associated with a custom entity.
+message EntityChanges {
+  // A unique identifier of the entity within the protocol.
+  string component_id = 1;
+  // The set of attributes that are associated with the entity.
+  repeated Attribute attributes = 2;
+}
+
+message TransactionEntityChanges {
+  Transaction tx = 1;
+  repeated EntityChanges entity_changes = 2;
+  // An array of newly added components.
+  repeated ProtocolComponent component_changes = 3;
+  // An array of balance changes to components.
+  repeated BalanceChange balance_changes = 4;
+}
+
+// A set of transaction changes within a single block.
+message BlockEntityChanges {
+  // The block for which these changes are collectively computed.
+  Block block = 1;
+  // The set of transaction changes observed in the specified block.
+  repeated TransactionEntityChanges changes = 2;
+}