{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.898225,-0.439536,0.000000,0.000000,0.283788,-0.579941,0.763631,0.000000,-0.334702,0.683987,0.648179,0.000000,-2137780.692865,4368712.468119,4112287.158889,1],    "boundingVolume": {    "region": [2.025813,0.705080,2.025945,0.705302,0.000000,9.247769]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/5/7_1844608.b3dm"}}}