Spring Boot用ajax的post提交異常 JsonParseException

 POST提交,報以下異常， "Could not read document: Unrecognized token 'userid': was expecting ('true', 'false' or 'null')↵  at[Source:org.glassfish.jersey.me[email protected]9e3d60d; line: 1, column: 19] 解決問題:

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