{
  "manageEntity": {
    "action": "Unsubscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x28e2e2369d8fd22dc6d0c0008366dd69d736d76bcc7acc45f5743ae54a64c3ee",
    "signature": "0xfc4b3bdcf38d626028a94c9773a5c299f4f625a85f0335ea580dcd066141b1a87de492fa6e1423ffa3cc4f62f954f19483fac4df98ddfabe48f46758a1df3fbb1b",
    "signer": "0x1d213Bf7d1685E6C9e8589d81f7Fe642877f8EA4",
    "userId": "707945177"
  }
}