Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwBaV2LVrPkpV2Ex7z2W4W6Uc61MjxgxuDr/07Hl8UuSVEbHLRCfwwtOE8gr… (844 chars)"
  }
}