Sendgrid: How to remove the very long link at the end of the email?

There's a very long link at the end of the email. I send my email relay through Sendgrid API, however, there's a long link at the end of the email, which is look ugly and it make my customer suspicious about the email.

My question, how can I stop that email from automatically added to my mail?

Here's an example:

You have received an enquiry through Fisher on the page CONTACT US at http://u32344.ct.sendgrid.net/wf/click?upn=-2FH2LMikN-
2FrM6GSYF4LOpzROzbb98IylqLWruds0yLWDlskXfQwEEpqM-2FGspZe3ngXB1kz-2Fda-2FKJ45LJ33Q-3D-
3D_CdoX6Ut6sjBIH5b9s6-2B4KLBssXGg5MSKcTXJ2np8SXO8HlDjX5gYeRYEMHb10cuZ1IFBl85i7423sBDgs42s9CLpxGa-
2FlLoCMLUV7LfNRvBixLKSJSDN5LkBGvMablz7ImUB-2FKw1jtx0wtR8bDbIbucvag7-2BVVfVoO25xMi-
2FgFoTcFHL9EswzkYPPKYnjaeAbq90Wja9aPq8-2Fz-2FBsw4GqJ0-2FhvHVOO3zY8GKStz2iyxWxJsfm4YZkuGxlxXF