{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897898,-0.440203,0.000000,0.000000,0.281395,-0.573970,0.769009,0.000000,-0.337589,0.688592,0.641775,0.000000,-2156163.766430,4398000.656881,4071542.203520,1],    "boundingVolume": {    "region": [2.026575,0.696782,2.026668,0.696839,0.000000,34.289309]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/1_750610.b3dm"}}}