Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCiyk0xLgKXxONaQP5KwDnFF/Y+26L9qJNzVpNR6/AJj3IycBAgnP2y2Vxo… (844 chars)"
  }
}