Transaction not yet indexed

MMiZLBkPs2wHTPXffab8qK8hVAMdZ2ywA5ty3zF6cC4qsNvoCYrRGkdMCP4pTSEiXRzuG93RsUemgfAn5sW4Bf4

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