Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwEQ5v3y5y4HO8ysQBG0Gb7/58L2YPuE3ngMlbBMJv69DCzp0f3d7M0Jqmat… (844 chars)"
  }
}