Transaction not yet indexed

51ffn58ZnbJpinnAayvkNVgAWHCq2CyJmLh4WMXPtuj2pRcyBFQsT39rtgJJ6KZryHTrUrtfu9e1uRdS2ggBaMbZ

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