Transaction not yet indexed

2143MLwxUAUbPrXdE2w2iVzBCw9w3zVNEaaq2frUg3n2wCEpkaPiP2HVeeTwvjCi9eXwpc8WspwZ8NaFSW1GcBx1

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