Transaction not yet indexed

MX19fUyqHUrCy71FE7ePFMsiPRMNftRS2oqR2iYpr77tw2tobTzgmjWy1rNSpTitmo2AvgLS1KBGkXNGL8i9f2B

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