Transaction not yet indexed

5So6eqYkE8JXTHuQDErx4m4svNQxQMyDcgaHGokDMXPMnzRE7RY3TfprDFj6DoGeEGvWop5QNch1rjgP2QFu1sN4

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