{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948827,-0.315796,0.000000,0.000000,0.176323,-0.529771,0.829610,0.000000,-0.261437,0.785502,0.560925,0.000000,-1669241.370354,5015327.128438,3557452.340281,1],    "boundingVolume": {    "region": [1.892044,0.595391,1.892140,0.595614,0.000000,8.783713]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/14_1181346.b3dm"}}}