Hello
I encounter a problem where I can't upload file into firebase storage
this error come out
An unknown error occurred, please check the HTTP result code and inner exception for server response.

here is my code
firestack.storage.uploadFile(${sourceURI}, ${firebasePath},{
contentType: 'image/jpeg',
contentEncoding: 'base64'
})
.then(res => console.log(res))
.catch(err => console.log(err))

can anyone help me
thanks in advance