{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x3e362de61f0dcf1a14f54f7f485351741a4529c6ce6e7c192c2b72ec73c4dd2d",
    "signature": "0x04b69dc2d41934cbe39d871fc1a265c5758a0d45a7d7841e5ad346800c9ba692049d60dc2d8543a3a5d53901efbe5b0a28225648a16ddc35d5bf8ce9ba8554241b",
    "signer": "0x9717Cec0d26c8A36Da08D838f174B2f2d462CBdd",
    "userId": "512398030"
  }
}