{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67658",
    "entityType": "User",
    "nonce": "0x41c0031341c3d1af3c0558be3a0a5dc99230269232c7f6b5c205009ef9864a5b",
    "signature": "0xc6f0d40b3d21b8cdd882c29d8d95563e9e7f0a06b7bf46737ee2b158c737b6656e004246766d288231816fb7f275544ea8f890046aabbeb2760c1025c3a55d0b1c",
    "signer": "0x67167AbC91859b34FAF160b2716EA8251977d1F0",
    "userId": "872410480"
  }
}