Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFrHkPn857a1Qc4e1YHkTR2s3wm/nxfsSzoAejcARxX63Dv+0SFkuFhXKUY… (844 chars)"
  }
}