{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x6897d175c7c1602eb07e3558025034035b27590c74b14d0fd88fbe2ff7fdd1fc",
    "signature": "0x1f3793c8c9921bf1abd92541e5fea75d577e4e3424018253acc3ddbe4254f2e324865a695eb45c022ebabae136014606748e0881729bdfda2bc2219821841a061c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}