{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "296466",
    "entityType": "User",
    "nonce": "0xae5ac9c34fbee3a3525867a7eb7026da15e6538656344f25a6efc2585bd01693",
    "signature": "0xf789fb6472a8b72678ef6431209486774b2a8a55d6a5fbe1facddafa62896fb740d1e4d4e12ae7f785991e0c709741c4c24bb7287fdb9a100a163a22f9d094961c",
    "signer": "0x6AAB6EaEa3f7F15750b649C269b0391dcB19dEeb",
    "userId": "92019297"
  }
}