digital-asset/cn-quickstart: quickstart/backend/src/main/resources/vendored/README.md

content of token standard yaml files are from [token standard repository](https://github.com/hyperledger-labs/splice/tree/main/token-standard) 1. [original link](https://github.com/hyperledger-labs/splice/blob/cc35906236f2eb67841301a89e9467d428f6d28f/token-standard/splice-api-token-metadata-v1/opena