Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFZBYEvU9EWMN+RQXO4wfmXPc4QdTbSR4GKb0pnTjB1MgCuJRxKGoh3aXP/… (844 chars)"
  }
}