{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.895801,-0.444456,0.000000,0.000000,0.284072,-0.572548,0.769085,0.000000,-0.340884,0.687052,0.641683,0.000000,-2177208.062891,4388163.687997,4070961.098780,1],    "boundingVolume": {    "region": [2.031302,0.696632,2.031424,0.696750,0.000000,34.269785]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/2/0/2_645677.b3dm"}}}