From EAGLE MediaWiki
building inscription 
No aliases defined. [add]
MarcusProcilius Niceta, son of Marcus, from the Papiria tribe, duumvir and flamen of the colonia Sarmizegetusa, as well as priest of the Laurentes Lavinates, promiced to build at his expence a residence for the Augustales. Marcus Procilius Regulus, decurion of the coloniaroman knight, his son and heir, built it and dedicated it.
Wikipedia pages linked to this item