Transaction not yet indexed

53En3TPJTGj6jDNgv37Vmm6xXm7BHq99EQ2RvR1GBa8Va9JCNoNHt3bybs7oeBmRboD7CyNisKMFA3mKoiCyExf2

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