Transaction not yet indexed

Smxz6p581vMbRvuVkCWKcRgwrhur4RHpiRmm7cYMiscWpswLpEqiwP4Ac42gSH7B3KEyth5YgNNQfxQzL8kYCL6

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