{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "636675041",
    "entityType": "User",
    "nonce": "0x505c2ca25c469c5b158ba7894bf4789804a33637771a215ce1ac622d23725cec",
    "signature": "0x297ea5cde301c95e819f1357032e0e1919019ff25f9f7b4ce546247b9ff3cd605176a457ac380fc6468f32e981d265a7e805358c03758d8e3bb95da5d59e0eda1c",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}