Transaction not yet indexed

NM6RTATpC5b7FHwj8tgtzeWC2e376a3ScAgLJKxhQgSyBXWuL66bKqPktTYGkEe5wpDaUQRHWyzwkV1JG2G2zvG

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