Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwC+iRJEhBz6/4K6N4RHH44+7x2nLd0Xhm5f2uLPl3dE9U8muhqUffg2Dt/v… (844 chars)"
  }
}