Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGsHwV/tV3R3oUj3TpWdBh/G0jzmPcfYnmZaoBvH0c0CEq1J2ttaAEfUV1O… (844 chars)"
  }
}