Webscoket error

my websocket is comeply working before 9:30 and now get error

server response: 403

Protobuf part initialization complete
error: Error: Unexpected server response: 403
at ClientRequest. (C:\Users\ayush\Downloads\index data\charts\node 1\node_modules\ws\lib\websocket.js:913:7)
at ClientRequest.emit (node:events:524:28)
at HTTPParser.parserOnIncomingClient [as onIncoming] (node:_http_client:710:27)
at HTTPParser.parserOnHeadersComplete (node:_http_common:117:17)
at TLSSocket.socketOnData (node:_http_client:552:22)
at TLSSocket.emit (node:events:524:28)
at addChunk (node:internal/streams/readable:561:12)
at readableAddChunkPushByteMode (node:internal/streams/readable:512:3)
at Readable.push (node:internal/streams/readable:392:5)
at TLSWrap.onStreamRead (node:internal/stream_base_commons:189:23)
disconnected
An error occurred: Error: Unexpected server response: 403
at ClientRequest. (C:\Users\ayush\Downloads\index data\charts\node 1\node_modules\ws\lib\websocket.js:913:7)
at ClientRequest.emit (node:events:524:28)
at HTTPParser.parserOnIncomingClient [as onIncoming] (node:_http_client:710:27)
at HTTPParser.parserOnHeadersComplete (node:_http_common:117:17)
at TLSSocket.socketOnData (node:_http_client:552:22)
at TLSSocket.emit (node:events:524:28)
at addChunk (node:internal/streams/readable:561:12)
at readableAddChunkPushByteMode (node:internal/streams/readable:512:3)
at Readable.push (node:internal/streams/readable:392:5)
at TLSWrap.onStreamRead (node:internal/stream_base_commons:189:23)

Hello,

The error message you’re encountering is a 403 HTTP error, which means that your request is being denied by the server. This can happen for several reasons, such as authorization issues, incorrect request headers, or server-side changes.

Please check the Auth Token and regenerate it. Also, Did you made any changes to your code?

Thanks