{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "5814",
    "entityType": "User",
    "nonce": "0x1fcc8dbdc5fcb24f855d683f02ca6a05282871e92caa3165d6146d54aab28f3a",
    "signature": "0x5bdc9d698981d1226e9e1a2e720cd704c74281b6f3d67e409ccda1fe6bbd427400fbff935926daaae8b54e4dd52eb3f4b955c18099d033e513ea13a01015a5121c",
    "signer": "0x94e0dDC50579175818AaCFBC9aba8B065fEf2a55",
    "userId": "460147282"
  }
}