{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "174979",
    "entityType": "User",
    "nonce": "0x3e973b5ee6e42fc33fbe44277234540a1634191c059c3870718bb9d9e22d2147",
    "signature": "0xbbc4392004ff04b58e44eb080dbfbb2cc800a7e59cb70d131a72c31fb466371d4a7fa233d4e9e494dc3afda4d4ef444769ad66667c7363b2660b3cd35edf91f41c",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}