{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "68326",
    "entityType": "User",
    "nonce": "0x01baa62709298d279d2d73ef9e9cb4b95cba3b8a08515a89947c2d05263d7faa",
    "signature": "0xc3bc46ecd37299849235893c88325c33ce7f037fae8bab43b073a6ea575206a41828d026ee122b087d57c929acbbdbe9b8d91371316586cb3635cedc925aa64d1b",
    "signer": "0x48ECe992edB7C739B36f37DDbE8Fe352996B5A56",
    "userId": "183063753"
  }
}