Transaction not yet indexed

Me55A3xtowJPRzDds6QggdN5TucR2Lr5WEZszaQmDty4FH7zQLznsYtaYBn9rhMsNqvvDT7WMERD5D4UHsEZFC2

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