{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "297334",
    "entityType": "User",
    "nonce": "0x247c5866a7143d121f9e78afb31804e67168c5494c4142defff55a13cc4de2b3",
    "signature": "0xa7fb91589478212321f1e76da50ef8a5beebe84d1591a19420abbdcd3f518ecd23f26ed2e4552aef9a2b019ffcbf9d9df08ee3fe614a0b28673a23323d5695b21c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}