Transaction not yet indexed

53cokEZPxzchQ9tLCxdmYKBd71ksjR6KGZDa1RGju5iRXS2KVA9RG3FAj8VuYB5feos2LANGTCyBaTkM1rSCSED7

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