{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948794,-0.315896,0.000000,0.000000,0.176247,-0.529357,0.829890,0.000000,-0.261609,0.785743,0.560508,0.000000,-1670333.242267,5016853.273023,3554804.792510,1],    "boundingVolume": {    "region": [1.892149,0.594888,1.892245,0.595111,0.000000,8.679202]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/12_1075602.b3dm"}}}