{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "1",
    "entityType": "User",
    "nonce": "0x4835117c79b88f56e170b13e4a3967ca7fe2a92e6486f5f5d514921ccf653e39",
    "signature": "0xb6ca8c2482cba9809beaf00f8792a1f7031c46e45ea46bfe3a8699c16595aaa1601d80691725c5950b44fd660f02b2a4728f7c5e5a6aa9bf921199d405698ebb1b",
    "signer": "0x1a14b86421cFD1157bB52D3B0799f0B24a926D3e",
    "userId": "693608897"
  }
}