{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "41804",
    "entityType": "User",
    "nonce": "0x4a84b9b8445c71dc8b39361c6c000c3ddade99d2839e9fcfb0c9c379c6fc7e2f",
    "signature": "0x1bb3caa340b73910d5cea92f4d07c181a21a9088341171883a2a020b9039d734500a2a71a29cd100c1227e5a0a0f3a26f208cd9a4f1ae6714633e0f80c03cbb91b",
    "signer": "0x083626C5983025BFec0Ca7BC8FC5B244f8e29b75",
    "userId": "482858095"
  }
}