StartChallenge (address , address , bytes32 , bytes32 , uint256 , uint256 , bytes32 )
[topic 0]:0x72468bbb3816c667da7826ba43e141e815baa6b7bc44822cdee551c8a347f245
0x000000000000000000000000faa1dbb690db17485d8d2e76d0c0e7a16a6e9ccd000000000000000000000000ce6d14d24976cd70cb08dfb440a64de8e4efa79c41b671f7a3d45520c95cb2ca784d92fa9dc9f3cd2a5823aad0214967c691004d7a5978010b1fa6addeee80bb474c1ca369aa3b24654998bbc50a6aadaa9a0edb000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000069998a732538a63644000bf10a67e52dfddaedf86d59daca80845978a43ee6432