Transaction not yet indexed

21TLbUKUUQcnbnVTNrMUB61h1CqnCMuf1MVmzFQP6gmnJpcJUPJdZ1wzh4GNMVQTo8K3Fsu9BVYWELVLnyvxhGai

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