@tarekbenhnia 

1. Create REST Message First

Navigate:
System Web Services → REST Message

• Create new REST Message

• Add HTTP Method (GET/POST)

• Test it → make sure response works

2. Create / Open Discovery Pattern

Navigate:
Discovery → Patterns

• Open existing pattern OR create new

• Add new Step

3. Add Step Type = “REST”

In Pattern Step:

• Operation = REST

• REST Message = Select your predefined REST

• HTTP Method = Choose method you created

No scripting needed.

4. Parse Response

Next Step:

• Add Parse Variable / JSON Parse

• Map response fields to variables

Example:

• response.version → version

• response.name → ci_name

5. Update CI Attributes

Add Step:

• Set Attribute

• Map parsed variables to CI fields

6. Test Pattern

• Use Quick Discovery

• Check ECC Queue / Pattern Logs