Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCnMNsL/gRJFCIP+QA3RBE75Jb/EDPNeTNOVdLd3Y3p1n+YrKbMV3C8TUxG… (844 chars)"
  }
}