It tries to parse an error message as if it's a successful response

[dskloet]

See: bitpay/bitcore#1076

The network returns "Transaction rejected by network (code -26). Reason: 64: non-canonical" but instead of forwarding this error to the user, it tries to parse it, which results in this useless error: Unexpected token T

[maraoz]

+1, found this same error yesterday