Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwDyJWVA1o/y8ALtcxaD27QBpfCYmum5n2x4qgPp0lIj3xuLFwSyWCi+Fu0x… (844 chars)"
  }
}