Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGl8uXw6VHF5STzm3oavjLf2q+m+d4FQrmpMpQLO2SxaiHgANJ0Uj/psMHi… (844 chars)"
  }
}