Transaction not yet indexed

MNGj7Sp2u2dtAVQ8cdN8UPG7daC9Tkb2BsVaAasDoGpU6oGQHuvNFMhZ4d5AxQjbZRLvieB8y6f4aeYQPDnBYk7

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