Transaction not yet indexed

nNbbfU8eXBwWACKDsTpd8fZmb2E9SNm78guHf9LmVKnUkato1K4RycWJDVt5JG6y8pcfx3ZVEAAKsr8trCGv218

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