{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "317847",
    "entityType": "User",
    "nonce": "0x4716e546b574fc50105f06e8e0a94e03d17abf83c1bfa9388a88e233b6e2d346",
    "signature": "0xe599946e2ba0ee0b24c96d0e4675dfec0f582ec2793494b55fc8581bb3aeb7a5067eddbd2dc9e8af95c9b9bef924e31952b5c9b5e5bf14baf216400e0a693e901b",
    "signer": "0x5f669126A64334710E37f472BfBfE0D8cF408577",
    "userId": "171892"
  }
}