{
  "manageEntity": {
    "action": "Update",
    "entityId": "47150955",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera3ulkp5q3matlm3hhrshrxpfxahe7b5ewqgweco2fsmj2naoqympq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":1159530167}]}}}",
    "nonce": "0xdb13b96cb34e630e3f1455abf6b367c75c31acd006209aad81fc86ab460cb776",
    "signature": "0xda2dff8a675e75a11bb618e7b4a3c49cc0b6b3b28f8fe683e74c5898255dadf922159e2056132324e850e8d2a950213f295e67d3d1f6d1b93990bde11d3222b51c",
    "signer": "0x645AAbB3BF848412862B16580BBDb4CEeBBf2EE6",
    "userId": "47150955"
  }
}