したそうだ
motenashita sōda

Godan Verb (su)
Evidential Auxiliary

Expresses hearsay about a past event ("I heard that...") of 持て成す

1. It is said that [someone] received well.; It is said that [someone] treated [someone/something] with respect.; It is said that [someone] entertained [someone].

Past/Perfective
Hearsay Evidence