{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"title": "SetupHeaderLogoRequest",
"description": "Op 8 request: upload a header logo image (Base64-encoded BMP, colour depth ≤4 bits).",
"type": "object",
"properties": {
"headerLogo": {
"description": "Logo image bytes encoded as a Base64 string. Per spec §4.6.4 the image must be in **BMP**\nformat with a colour depth of **no more than 4 bits** (≤16 colours; 1-bit monochrome is\nfine). Note: the English translation's \"must not exceed 4 pixels in height\" is a\nmistranslation of the original \"must not contain more than 4 bits of colour\".",
"type": "string"
}
},
"required": [
"headerLogo"
]
}