{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.897641,-0.440728,0.000000,0.000000,0.283151,-0.576699,0.766318,0.000000,-0.336799,0.685967,0.644993,0.000000,-2151148.318808,4381293.658176,4092017.613599,1],    "boundingVolume": {    "region": [2.027142,0.700980,2.027269,0.701049,0.000000,10.326657]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/4/12/13_861685.b3dm"}}}