{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "61937",
    "entityType": "User",
    "nonce": "0xb3406735a3140edf473cd31ae5e12fad978785946b9d3b33375b113a870ffb20",
    "signature": "0xc989f04b8d554e7b74423a596ebd705818990a03f1b607d097def800210a6b5465b927c32d09d21135e57f6b902c67d25c4df3dc75537bd9502a8f20a1ee8dcc1c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}