Transaction not yet indexed

53tkHb5srbmpcVdZUMG9KBSr5vpUNGDatZBi8ZKthYvsHEGME2S5MwxLnGZ1ffktbw8z5uhT1BbXUbVL6WTK3MkG

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