{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949178,-0.314740,0.000000,0.000000,0.175957,-0.530641,0.829132,0.000000,-0.260411,0.785335,0.561635,0.000000,-1662695.211728,5014273.667721,3561969.621445,1],    "boundingVolume": {    "region": [1.890911,0.596308,1.891048,0.596414,0.000000,8.269188]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/13_1416833.b3dm"}}}