Transaction not yet indexed

53n1cxJ3MMoPQJ6ar3uvEHTckGCNPgwm4qzD5ktZohPY2ePPHpSqCxzYPy3ryvac1oyt1DRTiESaxeueeoR7ssSb

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