Optional Signature is a new feature introduced since 11.19. So please make sure your SDK version is 11.19 or higher.

This simple example includes the basic usage of optional siganture and an example shows you how to use this feature in an "allow signer choose whether to sign for additional service" scenario along with Position Extraction.

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  • Category: 131
  • Submitted on: Oct 8 2018
  • Views: 156
  • Downloads: 6


  • optional FIELD