Transaction not yet indexed

53cf3KiPCNKDiBiCc8X7XXFxEw2QFXyuk7hPGcnfU5oceio22ht1hK2yMRgEqoYEEYwntBiW5TpzbUG3n6u4BiwE

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