Transaction not yet indexed

AMc8PB1LyfvHzgeL9FhXXevCpwdcsRpSQzW1HVKb8xFuJGFgtkQR5ufnECkEGv7yhEi5RmQCQmkQbVVvfMEMeLG

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