{ "$schema": "http://json-schema.org/draft-07/schema#", "definitions": { "AddCreditsNudgeCreditType": { "enum": ["credits", "usage_limit"], "type": "string" } }, "properties": { "creditType": { "$ref": "#/definitions/AddCreditsNudgeCreditType" } }, "required": ["creditType"], "title": "SendAddCreditsNudgeEmailParams", "type": "object" }