Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHlgqD5fm6X6u0jXR+FlaNpfWFwGxur6cL+pVLZWUdJxVVcqq/jvo1JZBPb… (844 chars)"
  }
}