{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "883673267",
    "entityType": "User",
    "nonce": "0x55ca5faae60467c8d929365911b6fcbc39ce6dc467d73905c80a5eff3cfa3b22",
    "signature": "0xe193edb3bee4bdf2837f5881ca2697f3797ea60ce1610449b54305f2fe2574d43f4c776127df43e07c39aeea2da464d681a9079e6e6aa4e5f4dea2d2844fed421b",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}