Transaction not yet indexed

MmtmkrVsfxkLP9w5ZC2AETTCKKvsiLXPqrBCosr437f65JaUXv7nqzyfFHtjaaQcmGnHN1EZv7eVq7dpuYggdxS

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