{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67773",
    "entityType": "User",
    "nonce": "0x8dca7c6637708ab822ed739f13b04770a64be41c666e66d6c570a1f51faf4b5d",
    "signature": "0x47e5049fba5b7a78653b899fb21e6fc3636fe432cced5658365fd2e71ea9af5e1aae19aed0104fa5634f4f40410aa65ea8fdf1f1a0fd318a50667e01d8cceaf21c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}