Transaction not yet indexed

TMkwc4yLZRDKF5EQgTwYR996JSdNxBVXndUFP5kFfckSR47T4wv2vjJ5oy5KiJdM1n5zTwPySQpdy87Bdf7ZEYM

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