{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "458785967",
    "entityType": "User",
    "nonce": "0x9b38a44ecd762f4153a9491f6d07ad3d776ed2437180ce869637977948873e73",
    "signature": "0x047f9f80113ce12062d1f34819c72bc04f9d33d64b0d513bdf3b574c7a8a165c75a520304b013852e299eae3bffaeae1167759fb6a7a01f4039c3c5ac1921fd81b",
    "signer": "0x11cd379D12F9a2c7BAaE2f74F1914A8c50faF2c3",
    "userId": "387949683"
  }
}