Transaction not yet indexed

43744d91AbRSpmJfKKY74q15sy9MQB7TbBnnujsnGwEi71v8AFhpPcsPszRRDHSpc7Xt8PL8GCv1HMx1Sj95aHs6

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