{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.950562,-0.310536,0.000000,0.000000,0.173455,-0.530951,0.829461,0.000000,-0.257036,0.786795,0.561147,0.000000,-1641138.341413,5023585.248843,3558866.181060,1],    "boundingVolume": {    "region": [1.886495,0.595714,1.886611,0.595828,0.000000,8.799150]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/12_1343703.b3dm"}}}