Transaction not yet indexed

m21RC7fxDw3WJMYwZhpbSi2rb58MwBsaTSptrUasuwLcS2BruztTo2Tmrr8DVcP1NZMUUvihHTnnpCWUHMEYJcE

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