Transaction not yet indexed

21nuuoYEqsz2vf38E9jhsVTqDjZPdKdmfxPyK3hGuBFAqVDinDDHtJ6QLyUVb7jwTCnGCk6qGZgNTWMzxiQwPy1y

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