Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwI2glnMOcH2RY2mC5pCLGAVSqTizKe2p0KavZdnHaeYFBs2y4Twc/d8jMaA… (844 chars)"
  }
}