{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "117827",
    "entityType": "User",
    "nonce": "0x44a01e781c11eeb0d23d52af630b281546f0012c72f6e817abcb1822d5d5111f",
    "signature": "0xa2703daafa95d9051a3403744d57901e895e15d6ed862a68b00886366aed22d8627e8962cb65b4c52bf0d7f67b19f48675c1d001c5d9db9e20df18c6e0a1b7d41b",
    "signer": "0x7ceA71B4A8C4013A4f57c1A57eC0430915572e86",
    "userId": "31724295"
  }
}