{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "955717641",
    "entityType": "User",
    "nonce": "0xdd347f465c2f310ece7db0eb0df0c658572deb5254f56dec8c2742d8f76509d9",
    "signature": "0xae7f2e1a7e4561da439bd715cdcaf6558fc539bdcecc6cbbf85c941c8665c42c306fa2400ab0315165cbbdeac8130b878221eee0b508efcb3e50bf7c180a47ef1b",
    "signer": "0x96818aB6687d2E9bA070EB1d6843ef7BfEF5cDa4",
    "userId": "806873848"
  }
}