Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE0GUqiTx7IuD/p/m6YrEB4ZUrkYBE5bl1u1AhJZ5lCnTIpPj/CfiJrN0dK… (844 chars)"
  }
}