{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117408",
    "entityType": "User",
    "nonce": "0x5e798e38032c3f26dc6e2ff73358f01b0a7a2fa180577a2cc81ddc28a5262910",
    "signature": "0x020d905305c045ec993ba323b97d03e2b355223ff37594c0621c9b224b3d0a0539109fb7c137e2a572c843186a9e41402d1f36eb92d30995884d6126efb704821b",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}