Transaction not yet indexed

668Z7GTYqw4KqEFuK6JKqet5KhGvkEfkC2w6Yo4dEuwGmL9mWLKECVmFecEr3r1wqd3LraFx2C7ipMcNXZFo4m8m

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