{
  "manageEntity": {
    "action": "Update",
    "entityId": "567685296",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xb30cb5d9376b34a9c4344093464acf882123da386a902783da8980d94967f7da",
    "signature": "0x098176d5d8533f081f0da9405b4afb36f4b200d6fd1e80e0b46aea7d9ef089c00e9eac3174acc1feaa06dcffff39c7df5f9f2bf1cd1c5be8a7dc7dc1ec307f7c1c",
    "signer": "0x84206eF8bAD3F78F1B7914C57F2a4Af1fecd784E",
    "userId": "567685296"
  }
}