{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894685,-0.446699,0.000000,0.000000,0.284799,-0.570419,0.770397,0.000000,-0.343193,0.687376,0.640104,0.000000,-2191942.609009,4390202.562469,4060911.180007,1],    "boundingVolume": {    "region": [2.033801,0.694571,2.033935,0.694696,0.000000,66.149328]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/8/13_1138176.b3dm"}}}