{
  "manageEntity": {
    "action": "Update",
    "entityId": "267657235",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierauzd7bzd76ar2adiygqo3ck5rpmrirtz73beko7odxn7xe7qectxa\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":446148654},{\"type\":\"playlist\",\"playlist_id\":1020335713}]}}}",
    "nonce": "0x1f7e1d99c1eca831d5bdc0837be6072af154273cfd5c83c096ff7b3297b31215",
    "signature": "0xf7dc93ae025ccfe942a97f984f55b96a6e7ea028e1a3c1e0f9dae260a102870b5779128c1de49de5973d1c5cd7a4586a3116e9afc443f22efe1db4d3d2fe346e1b",
    "signer": "0xb0bc7585AC84F169814851A3C22d8d92D133337F",
    "userId": "267657235"
  }
}