Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGWcWFPc2DaAuS3tPUxs/FAJyeIHV7MF38p464etSRhyg/9Q3b1FHXBLI0F… (844 chars)"
  }
}