[{"si": "uW", "sig": "MGYCMQDzXHj73V4uPM5on08mzKn4F2p/AiVE46f3Fm2NfO75HdFq+Xh0jfZKibJWRBkQIncCMQD1Z6XfZstZ+wbcjX3p3NxSZB0Uh36bFK0C7DL9zDuOCzPpLTnoXa5UxfbyaVMdTNI="}]