{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.948601,-0.316474,0.000000,0.000000,0.176521,-0.529105,0.829993,0.000000,-0.262120,0.785681,0.560356,0.000000,-1673598.838300,5016455.144725,3553837.093438,1],    "boundingVolume": {    "region": [1.892759,0.594704,1.892854,0.594927,0.000000,8.800315]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/13/11_1217414.b3dm"}}}