https://docs.cloud.google.com/php/docs/reference/grafeas/latest/V1.InTotoStatement
Grafeas V1 Client - Class InTotoStatement (1.7.0) | PHP client libraries | Google Cloud...
https://docs.cloud.google.com/nodejs/docs/reference/grafeas/latest/grafeas/protos.grafeas.v1.intotostatement
Class protos.grafeas.v1.InTotoStatement (6.0.1) | Node.js client libraries | Google Cloud...