Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQCI0fuYPJB7Gqepn6QS79St51HgwgY+x29uc9MfyZL7AFBrj+iSLVKSG5nc… (1,748 chars)"
  }
}