Well, keep at it.
Just be prepared for the possibility that what currently feels "very close" to the first level of enlightenment, may well feel "very far away" from it some time in the future.
What would such a backwards step in your self-assessment do to your practice? Be prepared.
"Having understood name-and-form, which is a product of prolificity,
And which is the root of all malady within and without,
He is released from bondage to the root of all maladies,
That Such-like-one is truly known as 'the one who has understood'." (Snp 3.6)
"Whether I were to preach in brief, Sāriputta, or whether I were to preach in detail, Sāriputta, or whether I were to preach both in brief or in detail, Sāriputta, rare are those who understand." (A I 333, Sāriputtasutta)