{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.943999,-0.329948,0.000000,0.000000,0.184423,-0.527643,0.829205,0.000000,-0.273019,0.781120,0.561526,0.000000,-1743191.337046,4987359.623059,3561275.702854,1],    "boundingVolume": {    "region": [1.906997,0.596172,1.907093,0.596287,0.000000,8.725396]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/12_1269054.b3dm"}}}