{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "157194",
    "entityType": "User",
    "nonce": "0x06d77fcc751490e2dc818720c9c4f8236c74b507361da257520a6ce1451ea5fc",
    "signature": "0x9b937428ee4f85ec2e9a4da58c03271608fe10d3303a4011e3eec00ff84dc8ab34033630b6d98020145b8b21f3619715b85ddab6c8d666a28c3ae59e25e2bd021b",
    "signer": "0x24844077bE6bb825c0548F36B4EFA030d05Ee1CD",
    "userId": "601282125"
  }
}