Transaction not yet indexed

MP1t91Zo2dKHDASb29Ebr2zFMa2jKXHvi7rAhmCLUzeTgWSCzyXVLfKHeckNVkGwLmpUpCSmF9m3vMt75ujrGvY

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