Upload avatar
Upload a base64-encoded image as the user’s avatar. Max 2MB.
POST
Upload avatar
Headers
Wallet address — primary user identification method
Device identifier — mobile fallback when x-wallet is not set
Query Parameters
Wallet address — fallback if neither x-wallet nor x-device-id headers are set
Body
application/json
Base64 data URI (e.g., data:image/png;base64,...)
Response
Avatar uploaded
Upload avatar