Transaction not yet indexed

2ZT421ADbP6ncGUkxYYrnfJeZ2RemF7A7es8hAVXMe45rVsQNP4NhzY2ddrgqc1fLZjF2hwyZPWs5sNDZXNX2Pi6

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