{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948818,-0.315824,0.000000,0.000000,0.176347,-0.529791,0.829592,0.000000,-0.261455,0.785477,0.560952,0.000000,-1669351.825335,5015166.701045,3557625.507467,1],    "boundingVolume": {    "region": [1.892073,0.595424,1.892169,0.595647,0.000000,8.711555]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/6/14_1071078.b3dm"}}}