{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "100976759",
    "entityType": "User",
    "nonce": "0xa11e681adb8540a2a7afcfd12c2d33e99fc57fa58ece3ca536e231bd681b8ac7",
    "signature": "0xe6e730d961d8f5b0e68f147cc68b55ba5bd062ed9b2c2e25dba77e4b0a7ffd44177f6e855a9567deabe1c7e08ac143d7543c99ae40127050d4b145b5cc1fe84d1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}