{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "162051",
    "entityType": "User",
    "nonce": "0x3dc7119132e26599154e0fce99f35d207f4e813ce9232a68ec5640c06d1377d1",
    "signature": "0x8fb850229b10c683115063ef68fa9a84f8bce36fefd4d8fa9f4d91cc2603272c19e0d2ac57b1e27424fbeec66ab9d561c6a652c2dd5dc2c17a1b3a9f1a17b2fd1c",
    "signer": "0x5bB9Cd295E2E2Ec2Da049D53c19449e5BD75e200",
    "userId": "354197891"
  }
}