refactor: Update Error handling for Identity API Client #2189

Job	Run time
Build Distribution Bundle	39s
Test Jest (16.x)	33s
Test Jest (17.x)	37s
Test Jest (18.x)	27s
Test Jest (19.x)	31s
Test Jest (20.x)	24s
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Core Tests / Core SDK Tests	1m 39s
Calculate Bundled Diff / Calculate Bundle Size Difference	12s
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Integration Tests: Browserfy Common JS	0s
Integration Tests: webpack Common JS	0s
Integration Tests: Require JS	0s
Integration Tests: webpack Module JS	0s
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Integration Tests: Rollup Common JS	0s
Integration Tests: Rollup Module JS	0s
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	5m 40s

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