{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949004,-0.315264,0.000000,0.000000,0.175877,-0.529423,0.829927,0.000000,-0.261097,0.785951,0.560454,0.000000,-1667066.097063,5018185.130137,3554460.876395,1],    "boundingVolume": {    "region": [1.891484,0.594839,1.891578,0.595029,0.000000,11.080072]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/19/28_1076222.b3dm"}}}