{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944015,-0.329903,0.000000,0.000000,0.183888,-0.526193,0.830245,0.000000,-0.273326,0.782122,0.559980,0.000000,-1745146.374524,4993725.045043,3551450.683742,1],    "boundingVolume": {    "region": [1.906942,0.594272,1.907052,0.594452,0.000000,29.233806]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/2/13_1315938.b3dm"}}}