Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEbUvWiA8GzL7X/PhsaEPNzmFRrRHfFcsPMBgeGeJvDVgMFBkQmMiE2a+6f… (844 chars)"
  }
}