{
  "manageEntity": {
    "action": "Update",
    "entityId": "292249773",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x573b0860d62a0b1839c44c7a68da2a84deca29195ff0ad1deba1bcc6fbf32cd5",
    "signature": "0x2d74884e289f7e3f296ebd0f02bb59eca98735c92ccceb3077e0e17096d590c1666ba44ef571f0aa67b32eb222718bb038fd16762dd7d1b0a2e173baf8794d921b",
    "signer": "0x2fd164C245684a6CEab66e53D5Da28fef60e8bbF",
    "userId": "292249773"
  }
}