Transaction not yet indexed

Mb2sm1DcDoco4rh9ZjJTtU9XGQLYEC3BqLbVqDzirfbbC8To7yoiRkniaCHNmPL3rBHT9rpgDYsHmk4rZjSPCk5

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