"certificates": [ { "subject": "CN=localhost,OU=Spring,L=Seattle,ST=WA,C=US", "issuer": "CN=root,OU=Spring,L=Seattle,ST=WA,C=US", "version": "V3", "serialNumber": "64d019d1dd94eee0", "signatureAlgorithmName": "SHA256withRSA", "validityStarts": "2025-09-21T21:32:22Z", "validityEnds": "2025-09-22T21:32:22Z", "validity": { "status": "WILL_EXPIRE_SOON", "message": "Will expire within threshold (72h) at …" } } ]