{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "947140631",
    "entityType": "User",
    "nonce": "0x31cf125193d631735d1f5f198688ebbaec933888a1f619f03962e7091cf26a99",
    "signature": "0x42ae4dadd1b028e7ada0112384ea5f912f044272362421803559de73c1d33762172344c5c904327e61ec288042845ab7f59c926ed537b64f7c8b4f812fe1252e1b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}