@Rajib This is another error, 'Insufficient Permission' .To access Historical Data APIs, you need to subscribe additionally to it, go through this thread. You can go to app details page/developer login and on the right side, there is a section for ADD-ONs. You can subscribe from there.
Make sure, you are spelling
tokencorrectly in Authorization Header.Authorization: token yourapi_key:youraccess_tokenThis is another error,
'Insufficient Permission'.To access Historical Data APIs, you need to subscribe additionally to it, go through this thread.You can go to app details page/developer login and on the right side, there is a section for ADD-ONs. You can subscribe from there.
"status": "error",
"message": "Insufficient permission for that call.",
"data": null,
"error_type": "PermissionException"
}
You can have look to this thread.