{
  "manageEntity": {
    "action": "Update",
    "entityId": "206689874",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x64b88a22e4ac9790a02379eae45a155a370af15af35129365ae12c1b779804ec",
    "signature": "0x18a42a4bf724667b9f394c6668f15145c681ba10b9ce452a07b39e2aeb5a63995a8c5aa1b5d2290f669144610647afa7e08d94434dbeb1dc5cbce664f475907a1b",
    "signer": "0x5Bb892563c99309Bc7dA12601000720C867c77bD",
    "userId": "206689874"
  }
}