Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwC6iJ0u3t6XS0Fz2yBpmtcG/U1CMV2Wb6HMtRYydKA0+kHvmh1UZG2SfxpM… (844 chars)"
  }
}