{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "484365174",
    "entityType": "User",
    "nonce": "0x8e39e7e32d41a5097c2b51e861bcfea8a04e2721df0c55a7e34771fb5dc15a0f",
    "signature": "0x506e9e8e7cc3bdcecf53e2e45fba4c5539ea23c0c24dd8f1dc6371d70a25c847045548a2f84b0e7db1af1357a3a3dbc5d169ae3c08f9fd7e505e8af6d6d872a21b",
    "signer": "0x14fa63A530B7d9254d20B110AAc25ABF49fbfa9d",
    "userId": "182428"
  }
}