{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.949994,-0.312268,0.000000,0.000000,0.174131,-0.529747,0.830088,0.000000,-0.258667,0.786926,0.560214,0.000000,-1651548.203972,5024400.150940,3552935.156978,1],    "boundingVolume": {    "region": [1.888294,0.594578,1.888458,0.594710,0.000000,17.566301]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/10/7_1460855.b3dm"}}}