Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGKci64d57dPcOgX4i7Q5u7x/UQtA69zX6anu4HNiPy0Qrm1y5Q6guO3aJR… (844 chars)"
  }
}