{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "384526",
    "entityType": "User",
    "nonce": "0x8a727a7cf761d324e91f6da79f5e7f31cdbf357a00ca2269a2b8117611d1d2df",
    "signature": "0x76f433d1fa58e3d7c6cea96afd58bb71ad347fe9e478dc1e545f6646c04dbd7b2186716a8483832496f82ed884f53f3f02e64d24a42a4da1d23b3cc77e9eb2e11c",
    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}