{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "109656",
    "entityType": "User",
    "nonce": "0x723fbbe998247e2f597339bc9df70449a041f88eb930cdf15fb75c51d8515933",
    "signature": "0x12db4994ee6ff23c1bfa30e36ccaaf8559ae6532b465ab8c94777e5e6c5387256a999747bede5c2b993ec58c5394784cf54a62eb2bec6c9ee5eae4b10a43161c1b",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}