INVALID PRIVATE KEY

[Excelsior-19]

i'm having error here
code: 'INVALID_ARGUMENT',
argument: 'value',
value: '0xhttps://rpc.sepolia.org',
shortMessage: 'invalid BytesLike value'

code: 'INVALID_ARGUMENT',
argument: 'privateKey',
value: '[REDACTED]',
shortMessage: 'invalid private key'