Transaction not yet indexed

MeKZHuhCeQA6TFY9JrHekWsDFnfvB2fSPW3hFPMmnFocs6gQfGN2wNdKdqbmDKGxPqbakkpYBULnzEfYBJdTBS7

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