{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "33807",
    "entityType": "User",
    "nonce": "0xfd72779b6d5518197483e95bd384c66d5115d35ddc472df0a2f321943963965a",
    "signature": "0xc112ee70259f4efcd8c0346860541c98a937363550c9344e518ad3ecc79200ae5b9b1e4bc635a10271de46adc962d84dba3378cce7e354cf5000d7977f37a1cd1c",
    "signer": "0xa899e54a1aE2f8D645E14e3E1EBF6398971ece5A",
    "userId": "906687997"
  }
}