Transaction not yet indexed

53PppFidwhbeSBXqSUYRuXwwLmMzRbWsTK5Yh4o77bPaSpMqwdvX5N3g2px9CubJYxGaX7PuKd3MLwFtBKqENUp4

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