{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "25895518",
    "entityType": "User",
    "nonce": "0x562afb6716406c0a0eaad541f3868bfc665a704c539475651d76676dce5fac84",
    "signature": "0x5ff4a8a48047a50d87384e52f4b30dd6f893cf08528fd202dca648e744539b0d29ba8dd6288d954dce8a0347deee8c02147b63db0517a7ac510f4b13436a03411c",
    "signer": "0x49aCa476D46A8DeCd8789B82a5E5c05d36dF4FdE",
    "userId": "305528134"
  }
}