{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898447,-0.439082,0.000000,0.000000,0.283771,-0.580651,0.763098,0.000000,-0.334121,0.683675,0.648809,0.000000,-2134075.736859,4366727.199465,4116291.153987,1],    "boundingVolume": {    "region": [2.025291,0.705958,2.025456,0.706077,0.000000,7.786761]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1835197.b3dm"}}}