Transaction not yet indexed

1aMBCmX9mZ1eHhYMxT3Q3R6pUMBg6bBV7jquVkN4HL3kS1StdZ6M8saCvCeLS6Qo7T11JF2eRrjvs6NyaR2ciBq

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