Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwGGBs3mJS3t3oGUtR1lsUMGl8C2q8dAal5Pdw6fSGr6LxV7Ec+k2ndFC/Q9… (844 chars)"
  }
}