{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944549,-0.328372,0.000000,0.000000,0.183704,-0.528418,0.828871,0.000000,-0.271604,0.781258,0.562021,0.000000,-1734159.083711,4988245.025546,3564422.728151,1],    "boundingVolume": {    "region": [1.905318,0.596790,1.905433,0.596865,0.000000,8.727537]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/1/12_129550.b3dm"}}}