{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896207,-0.443637,0.000000,0.000000,0.287170,-0.580122,0.762229,0.000000,-0.337199,0.681187,0.649832,0.000000,-2153745.156748,4350858.792203,4122800.826492,1],    "boundingVolume": {    "region": [2.030390,0.707320,2.030508,0.707406,0.000000,6.070894]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/4/12_1811998.b3dm"}}}