Transaction not yet indexed

21tZNQpbLXJbusi4JPpKN1G7FR55MPaYV8EDPiQErQPZgS3VsSwREb2fMrUphNjbTZ9UPTjNX1rXiNf9vcS9cLC4

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