{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "signatureSubscribe",
  "params": [
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  ]
}

{
  "jsonrpc": "2.0",
  "method": "signatureNotification",
  "params": {
    "result": {
      "context": {
        "slot": 5207624
      },
      "value": {
        "err": null
      }
    },
    "subscription": 24006
  }
}

{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "signatureSubscribe",
  "params": [
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  ]
}

{
  "jsonrpc": "2.0",
  "method": "signatureNotification",
  "params": {
    "result": {
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        "slot": 5207624
      },
      "value": {
        "err": null
      }
    },
    "subscription": 24006
  }
}