{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943911,-0.330201,0.000000,0.000000,0.183775,-0.525337,0.830811,0.000000,-0.273762,0.782574,0.559135,0.000000,-1747921.612052,4996597.504291,3546077.843827,1],    "boundingVolume": {    "region": [1.907258,0.593252,1.907368,0.593432,0.000000,8.678779]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1319927.b3dm"}}}