Transaction not yet indexed

53F6ngjHcmzEmCHUWfsi89jPLLwAbaeuPuEvwPNFuwk2XdopcdT8aXKf2a72WRiBhBX4qoK5ksxc1vt7sLTdH4uM

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