{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950176,-0.311714,0.000000,0.000000,0.174056,-0.530562,0.829583,0.000000,-0.258049,0.786593,0.560965,0.000000,-1647610.637716,5022291.495971,3557709.250011,1],    "boundingVolume": {    "region": [1.887743,0.595493,1.887843,0.595609,0.000000,8.818384]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/11_1455786.b3dm"}}}