Transaction not yet indexed

MTYppP6W5fboWjmUfHJaoJUiYaWgvjCb7NZjQJYWgmSSpmZPyvJRFq1vNK9jarrCb7N8eZq1pB4hfU5E8e7f6ot

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