{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0xc6d8cbad2de3ba3dcf781ed48b860e90bbf3c9c1586f0c0be463e4c6be7ac5cd",
    "signature": "0xf1d7df47e595f7371c095986a1e87392313baa093d62c2821c24e061c795bb4b2599fae3c6b411e8f0edfe22970c99c4398cf69ea1aeff3cae4e74d1bb18b1be1c",
    "signer": "0x1a14b86421cFD1157bB52D3B0799f0B24a926D3e",
    "userId": "693608897"
  }
}