{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949528,-0.313682,0.000000,0.000000,0.175113,-0.530073,0.829673,0.000000,-0.259707,0.786143,0.560831,0.000000,-1658191.896874,5019416.362393,3556856.434691,1],    "boundingVolume": {    "region": [1.889783,0.595256,1.889945,0.595522,0.000000,8.806784]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/9/14_1368070.b3dm"}}}