Facing error while connecting from POSTMAN

We have imported NEW SSL certificate and still we see below error and we dont know what is this and how to resolve it.

Error which i see from Postman - Error: write EPROTO 3490692008:error:100000d7:SSL routines:OPENSSL_internal:SSL_HANDSHAKE_FAILURE:…/…/third_party/boringssl/src/ssl/ssl_lib.cc:1128:

Please help on this ?