Transaction not yet indexed

Q53duQjN2cDPqNFWcJ5UsHDFL5DKR4PJdwVmq4JX4CHy7j7kJVJsfb1VdkYu2ASEdTM84dxAZd6VrbumwmZ8iPi

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