{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "179264467",
    "entityType": "User",
    "nonce": "0xa6c35773b1e6727b5609001a4724c244a7e73aba69b98fb53f51cc83d513acea",
    "signature": "0x4ce3935a8df056a881ad9262ff6b4c5859ed2134b749f2d1a06090e7ce797c370b19375ca6dc53026ec220a624929e02eee9b4fa153355bac7b82c309461e51c1c",
    "signer": "0x11EFeB5E02d1E5FF95b12f694953DC15ACEc8bbB",
    "userId": "191130508"
  }
}