Transaction not yet indexed

2c15Kusr9DVgumaXfj15xzrz9NhRkihbe4vm78DtUWnTuVZY8xTcfPKXofyuXdb7PhUXeJoxWH4tZiFGMfN2qnLz

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