{
  "manageEntity": {
    "action": "Update",
    "entityId": "694088484",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieravflm6ahzpi35yedh36tgumedxp3u6ssxwwhdvup42gyiou42f2mq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":341624540},{\"type\":\"playlist\",\"playlist_id\":1361388659},{\"type\":\"playlist\",\"playlist_id\":1736240192}]}}}",
    "nonce": "0xb06c76223aed249736cb1c8db7242c97079c67a21a373fbbfff4df4c98bdc81a",
    "signature": "0xa1f0e67bcab2c11bdbada47b673bdb4ea858717436ae589bd7b3d3e376b0f1020e165ff7d84b64c55dad280bca2cec5fe47005e24a0105d72a97473ba68dd5a41b",
    "signer": "0xDBdb14Fce254346e42D75edDBAb7C809a0116479",
    "userId": "694088484"
  }
}