{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949863,-0.312666,0.000000,0.000000,0.174659,-0.530605,0.829429,0.000000,-0.258788,0.786187,0.561194,0.000000,-1652330.957439,5019701.220509,3559165.632752,1],    "boundingVolume": {    "region": [1.888718,0.595744,1.888871,0.595912,0.000000,16.978513]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/2_1352775.b3dm"}}}