Transaction not yet indexed

53LTSfMqY15fnEa35pTWMw7D4f5VNQo13Q73Mj66FP4V6RwNSaX6h9vimnTtoarmfTKLdZ5AghGViofn34Xwkur4

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