Transaction not yet indexed

53UbeQCVpmToKfCeCDTJRapGWrtsNdxG4CvqBmBoSDqzE96FAm3bCf1NzZXaBCsWZa73q5ZYCsQs1y4b59f54k7k

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