curl --request POST \
  --url https://devnet.helius-rpc.com/getLatestNonVotingSignatures \
  --header 'Content-Type: application/json' \
  --data '
{
  "id": "test-account",
  "jsonrpc": "2.0",
  "method": "getLatestNonVotingSignatures",
  "params": {
    "cursor": "<string>",
    "limit": 1
  }
}
'

{
  "id": "test-account",
  "jsonrpc": "2.0",
  "error": {
    "code": 123,
    "message": "<string>"
  },
  "result": {
    "context": {
      "slot": 100
    },
    "value": {
      "items": [
        {
          "blockTime": 1714081554,
          "signature": "5J8H5sTvEhnGcB4R8K1n7mfoiWUD9RzPVGES7e3WxC7c",
          "slot": 100,
          "error": "<string>"
        }
      ]
    }
  }
}