Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHr+jF20VQCjYiMa7UBQvGFl3W/4ZL1SlP4F5n7r6DfcV646/GUTHnTfNdQ… (844 chars)"
  }
}