{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.944146,-0.329527,0.000000,0.000000,0.184189,-0.527729,0.829202,0.000000,-0.272669,0.781239,0.561531,0.000000,-1740957.226090,4988119.148734,3561304.618527,1],    "boundingVolume": {    "region": [1.906541,0.596197,1.906656,0.596272,0.000000,8.781072]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/4_1266535.b3dm"}}}