{
  "manageEntity": {
    "action": "Update",
    "entityId": "347298928",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xc8990de02af21d7b18123831147f4fb9b29b976404b0e2836c9992f60cfc768e",
    "signature": "0xa5a53b3926bdb95e7a7a67f110b2f13499f1c460e50d782633386a3f9590514b49c1d1a2a038f9d111967fa62565c6e399eada01f3ec6319787ad05a93b6a1611c",
    "signer": "0x24C88C2fc02E1a583514D82b22060c2FE8e917ef",
    "userId": "347298928"
  }
}