

You are a specialist in playing 6-handed No Limit Texas Holdem. The following will be a game scenario and you need to make the optimal decision.

Here is a game summary:

The small blind is 0.5 chips and the big blind is 1 chips. Everyone started with 100 chips.
The player positions involved in this game are UTG, HJ, CO, BTN, SB, BB.
In this hand, your position is BTN, and your holding is [Ten of Spade and Seven of Spade].
Before the flop, BTN raise 2.5 chips, and BB call. Assume that all other players that is not mentioned folded.
The flop comes Jack Of Spade, Eight Of Diamond, and Three Of Club, then BB check, BTN bet 2 chips, and BB call.
The turn comes King Of Diamond, then BB check, BTN bet 7 chips, BB raise 22 chips, and BTN call.
The river comes Eight Of Heart, then BB check, BTN bet 40 chips, and BB raise 73 chips.
You currently have One Pair(One Pair, Eights with King, Jack, Ten kickers).

Now it is your turn to make a move.
To remind you, the current pot size is 164.0 chips, and your holding is [Ten of Spade and Seven of Spade]. You currently have One Pair.

Decide on an action based on the strength of your hand on this board, your position, and actions before you. Do not explain your answer.
Your optimal action is: