{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "35918963",
    "entityType": "User",
    "nonce": "0x4553742279eeb74c97ac613b9425533b33bba18de678a2fb48f4f4b3a5553254",
    "signature": "0xadbeac43ae7bd9a0c79da7abe33062de5e1e56c2252021f178dfe6edbbc5507235b95abf05effa0e51e0115a38a2c2f50b214db9b1cd259e378e3d8fe3f014311b",
    "signer": "0x6b89eeF406A3D10E08768E85967dB17cf7EaCd03",
    "userId": "125044"
  }
}