{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x96d0482a4b7f33f411c52b511055cadd40f2e25cd35219d086899130fcb16bb6",
    "signature": "0xcdf4b486036ea3d1e7ae70fd0ee2a696ba7225a8f3b9457cc588be5cf55dd1fe278e851f6d63ae0faad5d3e2efa85e88ab31398914ce3632a5fcfd367eecb3851c",
    "signer": "0xdB859da145eAc5f173b5a68ee5F22434899fe416",
    "userId": "881880880"
  }
}