{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "568518925",
    "entityType": "User",
    "nonce": "0x0ed0606d47c33b05fa492942d90ddcf348a391d13b8cd95ed3ab89e0088b575e",
    "signature": "0xdbc8a2d3c394de1cad34f643defff3ec8179dd0f5bb4efbf6628ae6e1426e013383cdd3e6af966c0b595ec486082a45c2d09bee1cfc887371cf39381a1e8dd121c",
    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}