{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948990,-0.315306,0.000000,0.000000,0.175947,-0.529556,0.829827,0.000000,-0.261100,0.785844,0.560603,0.000000,-1667086.960464,5017503.961074,3555406.202373,1],    "boundingVolume": {    "region": [1.891528,0.595018,1.891623,0.595209,0.000000,8.815090]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/20/29_1075027.b3dm"}}}