Transaction not yet indexed

Ss21MS6EXRFtUG6fUbHPqjcuP4TUTGFL5Aqak2MhdYeS3ZtRXYfQuZUPFWzsxBamTMXE4dPtjLZ5QyPpvqB7aEa

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.