{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "5356",
    "entityType": "User",
    "nonce": "0x378fb366c36d4941fd1d74c607288d8a88f89536e0030cbf1b05a2b3d6c92710",
    "signature": "0x7586ec8d5bd016e91a0ed5598dda244f75869f2d0f5f086b935a890eb6a7be1c7230acf4baff291288d6b618339aac69385b50539e963d46119db6f530b0d8731c",
    "signer": "0xF7C299AB5282FD59254Ec0098FC5F1B997682c83",
    "userId": "61898"
  }
}