{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949201,-0.314670,0.000000,0.000000,0.175969,-0.530809,0.829021,0.000000,-0.260318,0.785249,0.561799,0.000000,-1662100.794045,5013727.422891,3563008.805079,1],    "boundingVolume": {    "region": [1.890854,0.596548,1.890956,0.596569,0.000000,7.870302]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/17/7_1337737.b3dm"}}}