{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0xdb3a2786b4c824e7b854a57ab9c1a206483345c27a704b3dde521eaf62882811",
    "signature": "0x388738476cfff276a7acac6d41cf1539b5c90ac42339302a3a669a28ecf470b103c919d65d9e4e17316fe5679e4b4f1d319ad4e4975d0e3b6d0ab176be0289251b",
    "signer": "0x2D97CEae6bBE4e59FEcE389dd5826511497a21bE",
    "userId": "223863220"
  }
}