payload.py

from pydantic import BaseModel

class SomeText(BaseModel):
    """ This Data Class defines ...
    """
    text: str
    model_config = {
        "json_schema_extra": {
            "examples": [
                {
                    "text": "twoday is gonna be the day that they're gonna throw it back to you."
                }
            ]
        }
    }