Transaction not yet indexed

53C6U2RCMUndxAdbw5ixg5gNGUHZ1wXza94Q6W6uYiZnjTdrLoLjbixMEQhszjkWdhuiShDfVf67cYcABSAYovtC

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