{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898161,-0.439667,0.000000,0.000000,0.281153,-0.574344,0.768819,0.000000,-0.337093,0.688621,0.642004,0.000000,-2153000.447998,4398191.664380,4072999.758114,1],    "boundingVolume": {    "region": [2.025978,0.697081,2.026071,0.697137,0.000000,37.047937]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/1/7_390074.b3dm"}}}