@abraham Many thanks for your reply. I did make sure of that and still I got the following error:
“errors”:[{“code”:32,“message”:“Could not authenticate you.”}]
Request URL : https://api.twitter.com/1.1/account/verify_credentials.json
My authorization header looks like the following:
OAuth oauth_consumer_key=“XXXXXXXXXXXXXXX”, oauth_nonce=“exD77qC93fabUV9tJ9ppYVPi3UcNbarX”, oauth_signature_method=“HMAC-SHA1”, oauth_timestamp=“1531257836.621”, oauth_version=“1.0”, oauth_token=“1015585787663060992-WI7oKc1jGn3p2I085WKjqtbt6wPiru”, oauth_token_secret=“5jI9FyCSEpMQWOBFaVxhrom0XyulHRfG4XRuHpLlTIkJF”, oauth_signature=“SseD82KKJPY7Yr9HXEZ0ltuhBXs%3D”