{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "109048",
    "entityType": "User",
    "nonce": "0x83c6a3d20c0862c71339aab850ab7df5177b162f94566ebd1839014683c7420d",
    "signature": "0xe8f6480fc0e6dfedf09ec12cb7703aaadba206869ca90f603408033aa9a29c2c714c1a5f95a0da6ca68a837144e1e41c0bc08bfe676c8daff895d9e09119971a1b",
    "signer": "0x704653bB668e896c8DDd4eC5c2D37760788E2c1D",
    "userId": "602084182"
  }
}