Transaction not yet indexed

53n2KoCK33WPtnwHq37RHPKj7n3Vo7CsmgzHxM4MNvmw3RGF6LM2ScwSE1Df3PXumuJG7NUvHQrRCUK7bPCBiuwL

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