{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "67783",
    "entityType": "User",
    "nonce": "0x1c37ca4919f534b52cf1401f8b5cc2a10729a93f64ca3a88bfc119c4dab99b2c",
    "signature": "0x1acf4885289fe7fc8f449bc4d2a0510dd2d4f3f7b3c4df1d149eb4c0e60dd18921af76bffab3804ea5e699e075ecc4bd015873e6abeeb87c906c76c62bbd0bbb1b",
    "signer": "0x3Ab8fF95DbFC0deFd15d4d27949f03d9fDd90404",
    "userId": "136466"
  }
}