Transaction not yet indexed

53Z1mBkE8N37MEk5FUqLvNR1r1SnDEx5sFpcWZs4pAo5CKLaxex3s5yXKqSTQttzvSqzLpLF7Ya2NUQNpnYXFgBW

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