Transaction not yet indexed

21SLuNt4rAP4eSyydHrDZFDBLjSf5tsERAMU5R9hCzbZN3LEkEFQSgVK816NbStfo4qHrr2aSTJmJKFoBy8E6tkc

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