{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "975661020",
    "entityType": "User",
    "nonce": "0x32fc91a442e7d9e89cd01dc54c7df48cae9cdab63d7476d57bd3085de32043dc",
    "signature": "0x249f02855b87f4b48e6e01b1c77da754ff667ad356c131acf6e7430d906df8dc26534cbc7882f27d6016e2a31efa969342d443a5b0837c32e3856afb1b998cdf1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}