{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "967911423",
    "entityType": "User",
    "nonce": "0x23bab929df93d8f32c345b8a4ab9c206e2b98d2a73eaa0c71e9d2ffb8a0c1703",
    "signature": "0x940daa918d9d2dff84998cd34d49a17d9031fe8ccd94cc05b047a82e74bed2fb1d2fad3ffb67001800a2c5e92956641bcda00d3dc66f2ad0245d92343c7ded231c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}