Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQALfF7jnV22uxi1bHA3bXg430M+3wloe2l9yvHzSqRD+xDPh91v0pz7lBTu… (1,748 chars)"
  }
}