{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "2005440",
    "entityType": "User",
    "nonce": "0xe6fad95f9f7903edf186543b78da46f0f758af4f9c88217c85e2afeb51561a97",
    "signature": "0xf384df49c8e834f7c64b667582439cae9622e905e11d968598c67d187c57643e7272f3bd3f173fbd018a88529f5fd3bda7b479b21a50dbf005438c94ae73395a1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}