{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "114524",
    "entityType": "User",
    "nonce": "0xc2a5f58f8aa0ffd3ae945720196bbbcb98fe32c91719156aee82f44c3bf102ac",
    "signature": "0xf93db57cfd537f09c321277aa4596e490ba523e0be4b832aa4a709d19d7be45038794275029f33d48d2cfc77171a3f285bb70780f26e95b6e9cb9c91868436c21b",
    "signer": "0x5f669126A64334710E37f472BfBfE0D8cF408577",
    "userId": "171892"
  }
}