{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "211307",
    "entityType": "User",
    "nonce": "0xc46511f1978673898e40d4ca104c896f42d2dce865589e0f2eb80ac57755f54f",
    "signature": "0x33dcd53931f60e377fc6f88cb4844668423d228499cb58c1d14868ff6ce6e3076afd3584aafdfc9cf3b75fc3a98aec6c7e5963aea6ea62857e110adf8f1ae7661b",
    "signer": "0xF2c19977A72e7f63bBbD9063748E52c002b22f6b",
    "userId": "957488166"
  }
}