Transaction not yet indexed

53UCQjZZXqVVLRrpcvqiFvt8b1e6dghYVReQM4M9MH3N2VeerJDsQA2R4QatEae9DAqjpzt7XHHNbrpM8oPdZHu5

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