Transaction not yet indexed

2b15TGL4aKmgSA646WKtzsY9RECfrchKyV8DYG2qkvQUuUGjk5HGbyNkRDDPRJ3ryZAKLCxP1MvEGPbGScEaa9Ut

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