wuba / wuba/react-native-echarts

Description

Hi! I'm trying to customize tooltip in series with type: 'custom' using formatted function, but I'm not able to change styles of text

    type: 'custom',
    data: [7000],
    tooltip: {
      formatter: (params: CallbackDataParams) => {
        return `Data: ${params.data}`;
      },
      textStyle: {
        fontSize: 20,
      },
    },

The result:

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