{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.858114,-0.513460,0.000000,0.000000,0.263037,-0.439597,0.858817,0.000000,-0.440187,0.735658,0.514823,0.000000,-2810068.183711,4696295.169402,3264526.970308,1],    "boundingVolume": {    "region": [2.109926,0.540739,2.110090,0.540864,0.000000,87.261500]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/10_439898.b3dm"}}}