Transaction not yet indexed

21TKm72bZqMBPaZRjbiWBVPjWZAbASe344omvBwRqqUv4WWfhMvb4eJbHQZHQprXC7CPXuHZbA1SCobeCMKwGkxF

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