{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949474,-0.313846,0.000000,0.000000,0.175536,-0.531047,0.828961,0.000000,-0.259617,0.785417,0.561889,0.000000,-1657627.438449,5014800.447563,3563578.796049,1],    "boundingVolume": {    "region": [1.889986,0.596656,1.890088,0.596678,0.000000,8.565347]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/8/12_1336832.b3dm"}}}