Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQGhB+ZMdEbm0sknH1Rsqc3Zt6DagWag5FSAe2QGcaDqL1n+nsEPb25oVp74… (1,748 chars)"
  }
}