Answer the base64url json string representation
Answers:
<SstJoseHeader>
Answer the bytes content of this payload.
Answers:
<ByteArray>
Answer the json object form by deserializing and interpreting the content of this payload as a Json string.
Fails when the content is not a Json string.
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<Object>
Answer the Unicode string by interpreting the content bytes of this payload as UTF8-encoded bytes.
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<UnicodeString>
Answer the content type of receiver.
This is the 'cty' header parameter.
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<String>
Answer the protected header parameters.
Answers:
<SstJoseHeader>