Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwEMIVtNPb5sP6D5d3EC5E12/rjIg6FwxnITvmsMq2JkNAr3qo3BM7cOV0A/… (844 chars)"
  }
}