{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897924,-0.440151,0.000000,0.000000,0.281358,-0.573980,0.769016,0.000000,-0.337551,0.688617,0.641767,0.000000,-2155923.497675,4398163.788373,4071493.548275,1],    "boundingVolume": {    "region": [2.026516,0.696772,2.026609,0.696829,0.000000,34.289309]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/3/7/1_750583.b3dm"}}}