fix: ignore unexported fields

chore: upgrade ecp to v0.2.3

fix: ignore unexported fields

chore: upgrade ecp to v0.2.3

fix: ignore some flags

fix: ignore unexported fields

fix: ignore unexported fields

chore: upgrade ecp to v0.2.0

chore: upgrade ecp to v0.1.3

chore: upate example code

feat: support bool