Transaction not yet indexed

52Sm9ygb797Rmb7cDotfoftRBkqhB1dnmiKZXcKdmQKHTfJKYbDNc1p5Kyb7Bev7Rjm7uwGjeQEPcR28VoRYqjF3

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