Transaction not yet indexed

21TWmp7WWJYrqQkXVrd5UcXaSLFB6vbA6SN71p7dKgadeZTsgKBtHDCLbfE5dBVKnJUuhZRFZvmWfXebGaq9hzVh

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