{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x4a1e2addd94a6bc6cb45c99f9ae323b03e6f56a38c2d5308e8a693e3c71359c6",
    "signature": "0x15d11d2568733764266c7dd7dcc3d8e72b3d3936f6f1e3a08a9f9dd7ce32c70516eafdadcc9db05dfef670035da46e599301e1bff3df405af42814738d8f635a1c",
    "signer": "0xDe6128EEdBB4d15D391871267E286E878C7011B6",
    "userId": "144906061"
  }
}