{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894988,-0.446091,0.000000,0.000000,0.284411,-0.570611,0.770398,0.000000,-0.342727,0.687609,0.640103,0.000000,-2188963.097694,4391691.796723,4060908.080931,1],    "boundingVolume": {    "region": [2.033123,0.694570,2.033256,0.694695,0.000000,65.962072]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/3/13_979599.b3dm"}}}