{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "756082",
    "entityType": "User",
    "nonce": "0xb9fbd6ebe86cbb5d6856a90ebc78fca13592b7ccabc068fb0f42125605ebd544",
    "signature": "0x9e15f2766723c888a3cec63ed42247adc931d768ddc59d608820b433670a8b546f3ccda5499975d4a7eddb2fcaa8a278cbfea5e0da2787555337e1ff01b4fa421c",
    "signer": "0xE795526f098824a87a94C79d58a4299b51b20a3c",
    "userId": "837713671"
  }
}