text: """
  Request and response models for save fcm token
  """
  
  from typing import Optional
  from datetime import datetime
  from pydantic import BaseModel
  
  from ....common.enums import ResponseStatus
  from ....utils.decoders import build_loader, datetime_decoder
  
  __all__ = ['SaveFCMTokenRequestModel', 'SaveFCMTokenResponseModel']
  
  class SaveFCMTokenRequestModel(BaseModel):
    """
    The request model for logout endpoint
    """
    uid: str
    """The user id of the login user"""
    fcmtkn: str
    """FCM token collected from device"""
  
  class SaveFCMTokenResponseModel(BaseModel):
    """
    The response model for logout endpoint
    """
    stat: ResponseStatus
    """The logout success or failure status"""
    request_time: Optional[datetime]
    """It will be present only on successful response."""
    emsg: Optional[str]
    """Error message if the request failed"""
  
    class Config:
      """model configuration"""
      json_loads = build_loader({
        "request_time": datetime_decoder()
      })