WeIdentity核心API

• 1. 总体介绍
• 2. 创建WeIdentity DID
• 3. 获取WeIdentity DID Document
• 4. 创建AuthorityIssuer
• 5. 查询AuthorityIssuer
• 6. 创建CPT
• 7. 查询CPT
• 8. 创建Credential
• 9. 验证Credential