Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwE/nH4AH4cXhZSNlrJhnQhpVjVPMOPDXBNeNv8ZWZuxkDujw/Fr6bNUNSy/… (844 chars)"
  }
}