{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "51",
    "entityType": "User",
    "nonce": "0x92d814fcc9bed5027c17d0228a635b3add4223d97f67465e9cfc106f92907278",
    "signature": "0x647c92a114a6e4bf3953239be80d9cb6197c8644a74001e11a5f2cd03a8030694138dbad12c84b81008058046c5e7ac6ce5587715da769394a064c4cfbfc2d8e1c",
    "signer": "0xe5Df73018B54535AE94ee1d767f38a43995aeC41",
    "userId": "676062825"
  }
}