{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1899033",
    "entityType": "User",
    "nonce": "0x2e29dcb3a4b404c88f9b81dc6fc2c9f5e5734f66dd10dd0f01c56fdd73173bc4",
    "signature": "0x4db7eb8c952f0d849048eec0699e500c6e3a282f4743bef7f39d48d586f70f1c4ebc91e27ab06cae2b74abb9c65bba4eb7fd8cb8a6d71bbad9fc9f4655484acf1b",
    "signer": "0x95B378bAaBcca47f15C460388CAEadc2772f66eb",
    "userId": "140"
  }
}