{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "842214964",
    "entityType": "User",
    "nonce": "0x2935b2de98458ee5225cb61e2f5cd713a3c8816ab18c3c75cfda393f82bddd33",
    "signature": "0x54cf3b7c69c7beef7c171d8d86edaa1ab168342cd3e763e1e9cfcee4dfce26a132e2318aa4dd0f060bfe85f173d7c1192130439543a0559bcb3d8da91ec2d2c61c",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}