Transaction not yet indexed

MMxwQUmWY6wooG1LWarfa9FDYtpUQEWYpmREeNncFHGtPjTP7uQifySRcTza1Gra16wuCsL8RVSFd1fjSTCBTtC

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