{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2194",
    "entityType": "User",
    "nonce": "0xd629ea0411e708f2336d7592b9a2e3774a7f52d1a0627ce4c979f1453b025f2d",
    "signature": "0xb67dacc3d2eddfb61ed9f549ddd0867a40ba5acb8f04c751362256745866e4786218259ca9c91432b255d7316e9fc41c85480629d67bae18356246daca922e031b",
    "signer": "0xAd33018d1AA234072Eed7f991F9891f3688158d3",
    "userId": "413212044"
  }
}