{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949723,-0.313093,0.000000,0.000000,0.174643,-0.529755,0.829976,0.000000,-0.259314,0.786593,0.560381,0.000000,-1655683.241632,5022282.711754,3553997.056992,1],    "boundingVolume": {    "region": [1.889163,0.594713,1.889325,0.594979,0.000000,8.812508]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/12_1376144.b3dm"}}}