{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "98311147",
    "entityType": "User",
    "nonce": "0xfe11df0681604d4f131154ea54e84a4243962946ee9650b841c4a784a6b7eec5",
    "signature": "0xc1e4b80e1bee1f6f33da01581deafcbf810d5bacde56c3783e37b524ece6f2fa68d6760a570272c509db0e7ecef681baf1f24e59cdfc6c3930d02d5cfd4869681b",
    "signer": "0x0bcE53d312886f0Ebabf971B4dbB5c9a3807E720",
    "userId": "722764767"
  }
}