{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949335,-0.314266,0.000000,0.000000,0.175002,-0.528646,0.830607,0.000000,-0.260486,0.786876,0.559440,0.000000,-1663157.439364,5024069.118224,3548017.579362,1],    "boundingVolume": {    "region": [1.890425,0.593665,1.890535,0.593755,0.000000,8.398117]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/7.b3dm"}}}