{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.894770,-0.446528,0.000000,0.000000,0.284646,-0.570384,0.770480,0.000000,-0.343099,0.687515,0.640005,0.000000,-2191341.094368,4391089.988529,4060280.531014,1],    "boundingVolume": {    "region": [2.033611,0.694442,2.033745,0.694567,0.000000,49.828722]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/7/12_983844.b3dm"}}}