WHO SMART Trust
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## Logical Model: CWTPayload - Detailed Descriptions

Active as of 2025-04-02

Definitions for the CWTPayload logical model.

- Key Elements Table
- Differential Elements Table
- Snapshot Elements Table

Guidance on how to interpret the contents of this table can be found here

0. CWTPayload
Definition | Logical Model for CBOR Web Token (CWT) Payload Logical Modelin CWT Payload https://www.iana.org/assignments/cwt/cwt.xhtml Base definition for all types defined in FHIR type system.
Short | CBOR Web Token (CWT) Payload (Common)Base for all types and resources
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. CWTPayload.1
Definition | Issuer
Short | Issuer Code (iss)
Control | 0..1
Type | Coding
4. CWTPayload.4
Definition | Expiration Time
Short | Expiration Date Time(exp)
Control | 0..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
6. CWTPayload.6
Definition | Issued At
Short | Issued At (iat)
Control | 0..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
8. CWTPayload.-260
Definition | HCert
Short | Health Certificate
Control | 0..1
Type | http://smart.who.int/trust/StructureDefinition/HCert

Guidance on how to interpret the contents of this table can be found here

0. CWTPayload
Definition | Logical Model for CBOR Web Token (CWT) Payload Logical Modelin CWT Payload https://www.iana.org/assignments/cwt/cwt.xhtml
Short | CBOR Web Token (CWT) Payload (Common)
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. CWTPayload.1
Definition | Issuer
Short | Issuer Code (iss)
Control | 0..1
Type | Coding
4. CWTPayload.4
Definition | Expiration Time
Short | Expiration Date Time(exp)
Control | 0..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
6. CWTPayload.6
Definition | Issued At
Short | Issued At (iat)
Control | 0..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
8. CWTPayload.-260
Definition | HCert
Short | Health Certificate
Control | 0..1
Type | http://smart.who.int/trust/StructureDefinition/HCert

Guidance on how to interpret the contents of this table can be found here

0. CWTPayload
Definition | Logical Model for CBOR Web Token (CWT) Payload Logical Modelin CWT Payload https://www.iana.org/assignments/cwt/cwt.xhtml
Short | CBOR Web Token (CWT) Payload (Common)
Control | 0..*
Is Modifier | false
Logical Model | Instances of this logical model are not marked to be the target of a Reference
2. CWTPayload.1
Definition | Issuer
Short | Issuer Code (iss)
Control | 0..1
Type | Coding
4. CWTPayload.4
Definition | Expiration Time
Short | Expiration Date Time(exp)
Control | 0..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
6. CWTPayload.6
Definition | Issued At
Short | Issued At (iat)
Control | 0..1
Type | dateTime
Primitive Value | This primitive element may be present, or absent, or replaced by an extension
8. CWTPayload.-260
Definition | HCert
Short | Health Certificate
Control | 0..1
Type | http://smart.who.int/trust/StructureDefinition/HCert