Transaction not yet indexed

AmC4kAif3b7qLUxVUghyKf1GD1yF5KvcV4vRSTftwCcpC6aLLei3trBfkHTVoViPnwyVHyJgdbb9RnM1sRvB8Ch

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