How to solve the grass tablet outside the original god sumeru 15 treasure chest?

First of all, I came to the anchor point of Erjing Hall in Sumi Mountain.

When sending, you will first see two grass pieces and activate them in the order shown in the figure.

Then turn right, and you will see the third and fourth pieces of grass, and untie them in the order shown in the picture.

The last three grass tablets are activated in the order shown in the figure.

In this way, the seal of this precious treasure chest was unlocked.