Transaction not yet indexed

5u4tYZUNmcLuYVUj423wWsW2nRYkB8bWynZgNqVCB9yaGsM5nHdF5oaVqhMAZLcPmFfZzwcNp2ov3aGCRMKL8Q23

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