{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x0f4662aca88a297f22cc143752b3954da6ac022f3762092caa7bdce8f8733b44",
    "signature": "0x51e5eb794a0694b98932270e528397335726f05f18952f16c249080c946ecaf849d112e1bc1cd844bb1d6529e7756586775ceb691027a7523ecdc7de1a3012701c",
    "signer": "0x9e170ccdBeCf0871259759c43e12DE99fcf47Fed",
    "userId": "898176077"
  }
}