Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwBpJLcM9YEc1rkqe9C60KWXTxqxaHGlDqvH+RIbE0gdgmILlCuKEff3FRRP… (844 chars)"
  }
}