models.py

from typing import Optional
from pydantic import BaseModel

class RequestModel(BaseModel):
    originId: Optional[int] = None
    originSource: Optional[str] = None
    sequence: Optional[int] = None
    assetCode: Optional[str] = None
    source: Optional[str] = None
    similarity: Optional[int] = None
    contentType: Optional[str] = None

    class Config:
        extra = "ignore"