Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFq7zVALPOOwoMLbSU7/J2rXkPLi6pl21eOCSwrEiBvdh+ZkVS6/d2B/7Jv… (844 chars)"
  }
}