Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHRNOQ1lB1UxzUdv2R/gNWOskVyrnJeGMpKY6BwCqHGcCtzTIIuHn9W2D5x… (844 chars)"
  }
}