DywR5JYAq1HJAMgzptXamSkvmg7tEnPRpkhcsPrPJW7S
{ "type": "action", "error": { "type": "functionCallError", "error": { "type": "executionError", "error": "Smart contract panicked: panicked at game/src/ext_self.rs:12:1:\nFailed to deserialize callback using JSON: Error(\"invalid type: null, expected struct HotUser\", line: 1, column: 4)" } } }