{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0x798782a5a212839a0355cb185f13314d3afcc445e37fb350e551b008e8e0fbdb",
    "signature": "0xe9941a0c798cb706b6a04e75dcfe8114e7fdb5419657e491695cdca419a3cc0e4a276fc711d9b96b898c6baf348c639d3309b3c0d9951ce28a02bf51abecd1791c",
    "signer": "0x283a6Fd0bE176865B404dfc3B2805D3a2701d62e",
    "userId": "484365174"
  }
}