{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898204,-0.439579,0.000000,0.000000,0.283792,-0.579881,0.763675,0.000000,-0.334753,0.684011,0.648128,0.000000,-2138109.402723,4368861.808208,4111959.803336,1],    "boundingVolume": {    "region": [2.025860,0.705012,2.025992,0.705235,0.000000,9.247769]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1844554.b3dm"}}}