how to replace toilet tank seal

{"cid":"91186512","title":"Rubber Ring Toilet Tank Seal Replacement Strong Adhesive O Shaped Design","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/2f\/69\/0ce2ed157918d855ff15d586a2c9-200x200-1.jpg","attrs":{"Price":"Can discuss","Brand Name":"San-Tide","Model Number":"S-429","Minimum Order Quantity":"Can discuss","Delivery Time":"15-30 days","Place of Origin":"CHINA XIAMEN","Payment Terms":"MoneyGram, T\/T, L\/C","Supply Ability":"unlimited","Packaging Details":"It can be packed according to customer's demand.","Material":"rubber","Usage":"Installed directly","Foreign trade":"is","Product type":"Toilet fittings","Processing mode":"LOGO branded","Quality level":"High quality","Shape":"Type O","Product category":"Install the toilet","Surface treatment":"no","Flush Valve Type":"1.5\" Flush Valve"}}

{"cid":"91140482","title":"Flapper Flush Valve PVC Rubber Silicone Seal Optional Toilet Repair Kits From Xiamen China","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/04\/fd\/c9f7376d6557fac3dd10068ac1df-200x200-1.jpg","attrs":{"Price":"quotation as per inquiry","Brand Name":"VGA","Model Number":"OV271","Minimum Order Quantity":"1000","Delivery Time":"within 15 days","Place of Origin":"China","Certification":"CE, WRAS, ISO9001, CQC, SGS","Packaging Details":"1PC\/PE Bag, 36PCS\/CTN","Payment Terms":"T\/T, LC","Supply Ability":"100,000 sets per month"}}