{
  "manageEntity": {
    "action": "Update",
    "entityId": "935959282",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieray2lo5mfrwnj7gl2dhq36jkltoj2bv4gbrc2m4ovybdrp2cqubura\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":417685641},{\"type\":\"playlist\",\"playlist_id\":1990015168}]}}}",
    "nonce": "0xfdd1754b366f12ef4b9957e798e598bbe1410433a5fc826cb4ff0a0652f96cfb",
    "signature": "0xb81acfd2ffb2a0b99b37e7b409b9bb2b5b00837b846bd8be69253b3c3fc531252f5afcbf72721746573adee78314833d60035a76ade846e588b51f0a689a35fa1c",
    "signer": "0x9FeC2B9C826d23C9cD13d34D23dEd8E681eD5AC1",
    "userId": "935959282"
  }
}