400 NL: Thin value shove?

[LuckyDice]

Only 27 hands on villain at this point, but he's shown himself to be a massive donk, like 79/38. Although I don't know how he plays in large pots, but I assume it's bad.

PokerStars No-Limit Hold'em, $4 BB (5 handed) Hand History Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

BB ($236)
UTG ($574.30)
Hero ($388)
Button ($574.10)
SB ($207)

Preflop: Hero is MP with T[img]/images/graemlins/club.gif[/img], T[img]/images/graemlins/heart.gif[/img].
<font color="#CC3333">UTG raises to $8</font>, <font color="#CC3333">Hero raises to $28</font>, <font color="#666666">3 folds</font>, UTG calls $20.

Flop: ($62) J[img]/images/graemlins/heart.gif[/img], 5[img]/images/graemlins/heart.gif[/img], 8[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
<font color="#CC3333">UTG bets $28</font>, Hero calls $28.

Turn: ($118) 9[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
UTG checks, <font color="#CC3333">Hero bets $70</font>, UTG calls $70.

River: ($258) 9[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
UTG checks, <font color="#CC3333">Hero bets $262 (All-In)</font>,

Is this good? Is it even thin?