Transaction not yet indexed

53MPUX4BK9MdfWc4CUPkkfWJiuTCgq1unAwEeWvWJSNGZrQVRwbbo13taT48TCsQeP3WhfGdePjCi8s2z5i9EcBi

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