{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "169481491",
    "entityType": "User",
    "nonce": "0x8d41f2e22fca5e8b66a3ee95ea6ce415843c05337ee0caa71119e5df6a0ee7f4",
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    "signer": "0xDfAC0702040EaBd2d42e773014D4b014C0747D9c",
    "userId": "707937"
  }
}