Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBT2T4NfryKEsm36I1fKSPAKxr2ahg5CI/Qb/6BAyQWVGUS/9JEU6WUqWBr… (844 chars)"
  }
}