Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGT5taX2+6pLWOJgTTZgTpXhAMoFhFTTjiwIJVULfcmTykBvVOG0y7/0YNw… (844 chars)"
  }
}