{
  "manageEntity": {
    "action": "Update",
    "entityId": "87961106",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7disoi2c67oxlsl3qcy7zcegfqjdfyox7vtjlmeno3dhbgtmg5fa\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":2118320187}]}}}",
    "nonce": "0x9fff3933b69f621e4a8177c501b88ada42901396c2d45ac60b8af6a51ce8fcbf",
    "signature": "0x94600c75442106b55139c3c5899c6096e0c7c1bafece304cbf86ac1a7923b34542777aa8be3799a89764b6754331b39ec86ca4cb6e0d8bbec4f5d5840858faaf1b",
    "signer": "0x46e7101c875D60D850099f5251d848716a5CfB80",
    "userId": "87961106"
  }
}