1. Navigate to Channels > Community profiles in the left-hand navigation bar.
2. Click Add to add a community.
3. Select the appropriate community type based on the channel that will be used.
4. Enter the name of the community in the Name field.
5. Check the Active box to enable the community.
6. For an Engage Messaging community:
a. Select a value from the Signed identities menu or use the default Reject JWT signed identities.
b. If you selected accept or require, click Add to add a JWT key and enter key values.
c. To add additional JWT keys, click Add.
7. Optionally, under Extra Value Mapping, select a Key label and a standard or custom Field.
8. Click Save.