{
  "manageEntity": {
    "action": "Update",
    "entityId": "205392",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierawktvvfvbabfysujkduadd6dastikerfa7lvmsoaxkgowis7tzmqq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":1060468116},{\"type\":\"playlist\",\"playlist_id\":110985566}]}}}",
    "nonce": "0x8c4e3ca51397374e80561cac07df57adf54b2af3a2e8117182f25990146b6af5",
    "signature": "0xe826279e5c7bdc7c48027b340a29bdba617e2e0dcbff219437ed70738372ae407939acf9021d7f4036ed2bb75c9000c5b04d8a013f48e2f1c453c7492833ce5e1b",
    "signer": "0x77eeD8eafACd826a3ea00E1443bFaE2a8db87fEa",
    "userId": "205392"
  }
}