{
  "manageEntity": {
    "action": "Update",
    "entityId": "541773665",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieradpt2cuo2aorymd24rmhds5xr6l5ws54hkfwdvo2osw352zojjdsq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1046158310}]}}}",
    "nonce": "0x7560cd13d6f721786eddf7f64ff711b22bf6089055907c4162cc7863aad44601",
    "signature": "0x92b4c6d3cec858bae594649e9f47b6b17ece931b142a3199e00f5b923027c4af08a197e05b995f2cc67bb9aa7e4b06c6e2c41c294fe982e60b284ec3a4b4192a1b",
    "signer": "0x82F6BFd1a013b21C6F9Ed354701B83e820BE205f",
    "userId": "541773665"
  }
}