code: def json_conversion(obj: Any) -> JSON:
      
      try:
          # numpy isn't an explicit dependency of bowtie
          # so we can't assume it's available
          import numpy as np
          if isinstance(obj, (np.ndarray, np.generic)):
              return obj.tolist()
      except ImportError:
          pass
  
      try:
          # pandas isn't an explicit dependency of bowtie
          # so we can't assume it's available
          import pandas as pd
          if isinstance(obj, pd.DatetimeIndex):
              return [x.isoformat() for x in obj.to_pydatetime()]
          if isinstance(obj, pd.Index):
              return obj.tolist()
          if isinstance(obj, pd.Series):
              try:
                  return [x.isoformat() for x in obj.dt.to_pydatetime()]
              except AttributeError:
                  return obj.tolist()
      except ImportError:
          pass
  
      if isinstance(obj, (datetime, time, date)):
          return obj.isoformat()
      raise TypeError('Not sure how to serialize {} of type {}'.format(obj, type(obj)))
docs: Encode additional objects to JSON.