"User blob" in the context of FarmVille 2 refers to a game-state data package tied to a player account. It typically contains serialized information about a player's farm: crops, animals, buildings, inventory items, currencies, progress flags, neighbor lists, and recent actions. The term "blob" denotes a binary or JSON-like chunk stored server-side (or cached client-side) that represents the full snapshot of a user's farm state.
"What crop is that?" asked Gus, leaning on his shovel. "It didn't come from any seed packet I've ever seen." A tiny, digital floating label hovered above the entity: Error: user_blob_0x7FFA8 user blob farmville 2
In FarmVille 2: Country Escape , a "userblob" refers to the local save file data that contains your farm's progress. While not an official game mechanic like harvesting or crafting, advanced players use these files to backup, transfer, or clone their farms. Understanding User Blobs User Blob — FarmVille 2 What it is