{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "30263",
    "entityType": "User",
    "nonce": "0x88f307eaac82af2d33338adf51ac6591850d30195a9dacf4e5420ce86fcd3a0e",
    "signature": "0xca8c047954fa64b883bf490726e544dec37cd0aefbbf8acf6e3761aa9e9e869735b8e1dcdc2a6f7d67651f673b80f0e3e8a38a5eddff3928d2ed721ecde284c61b",
    "signer": "0x914c1658bB5967D43E73304cD48EFa424776a6C8",
    "userId": "216111760"
  }
}