{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179782",
    "entityType": "User",
    "nonce": "0x971243ef56a38edf0f70b23220397816f82354fefc271063ed6c63a907c244bd",
    "signature": "0x374ed30690f79c37023bed210dcb69c4b43992a7e59a178e7011255f2811589928cfa9febfc673a50782b75baf62ed96a72654c379d254e83cb7d85cf52af2bd1c",
    "signer": "0xdD03ED106abBEF4982159500e32B8602B985a69B",
    "userId": "444965341"
  }
}