{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "67268",
    "entityType": "User",
    "nonce": "0x733ac726d0ea17129afb48346b436d7e45b473dfebcdfe4f2266e6e5445a951c",
    "signature": "0x0ba7081cd8740f588f4ecb3f75a333b8f89bd39c1d3311a779a41582e287dca12c894421a0f089e3fc1c1b8058fc48c6b9df35a9adac594be31ff34052be88a31c",
    "signer": "0x63EbE5a1B5C5F156330BDf810f5fFf6A224c75c8",
    "userId": "309080"
  }
}