{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "57461",
    "entityType": "User",
    "nonce": "0xb5ee56691fb63962db8a3ddaee68c8f66e75c9ac1d868c3a2d643ac2c316e77f",
    "signature": "0xbd3f8be65879c06fd5d5491ed7146bc1665e2c6a6a89540fc5404d8ddaee098005935052b8877956c78877db54bc1a640711f9046c1fcb33b047de20cb4677d51b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}