Transaction not yet indexed

555jnrcVFq3x3gNHCRVg6zTeCUgvimj88pVUD58KnHu7j8HzAnwdmm4on9DhQKEuVAccpWuNjkzVkhkBUQE7A8ki

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