Transaction not yet indexed

21uRk8sci4g5pHPdbv8mqyccN9vgKvERvF7K69vVzDY4tzZQdbAVMgyRDpceb3kJWw4TbExKFVXUsQjVFAvmkYuE

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