{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x501da59d1d33b9a00b33d80716f5054c97535f4a29acf7cac3c92794ae480602",
    "signature": "0x7621755d0c8aaf637f2e78ef92dc2ebfe58f469afc55144a6c2ffefcb961f32135c9c18c1396e570364ac0eb642476a3999bb808dd5420ce89ac0f0c5eaafd901b",
    "signer": "0x9d5d1f1a59bB255396F7F1e7DeB307A4F66f15ec",
    "userId": "429311703"
  }
}