{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "116272245",
    "entityType": "User",
    "nonce": "0xc5afd1387dcf7a4bffc24fa4dfafcb9e4063dd3ca74782fb1f43d51e24d0a63f",
    "signature": "0x669d0e9f542c4d54c0df7deffccb0ee3efce43de907a35b1bf8bd559beb1f75d256c4aa20558112424c810513b795df8607a1866da2606bb0dec830d08a982841b",
    "signer": "0x9b6bD4505e2bCfA88acc8680F463a96DAddf1d0d",
    "userId": "213208842"
  }
}