To issue Verifiable Credentials, the issuer will have to first create a Schema and then a Credential Definition.
Create Schema
The request body must contain the schema object, which defines the attributes, name and version of the Schema. This will create a DID-Linked Resource of type anonCredsSchema.
Request Body
options (optional)
Optional Key-Value pairs of additional options.
schema (mandatory)
"attrNames": Array of attributes for the schema definition.
"issuerId": Issuer DID, use the did created by the Issuer.
"name": Name of the Schema
"version": Version of the Schema (To update existing Schema, use same name and different version)