{
  "manageEntity": {
    "action": "Update",
    "entityId": "443347253",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierayzvobmgt6dweewoanulsn2kd45s2eagdjjxeir76fozyzlxyyhla\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":480664545},{\"type\":\"playlist\",\"playlist_id\":58505438}]}}}",
    "nonce": "0x485093e24d5e18111987b96eb64a04a754216610c3821f225be74758fe940f60",
    "signature": "0xa841a1d452efe6fcec4529cfe1466913ddd657eb36ba7974567438a1557fa6b37ce9b6fca9567a349ac61d173fec34ef2d7f9c0b3ea5dae958c5f5f5f7d118451c",
    "signer": "0x01FF89260B418e36957bB9c98f93114A58a76127",
    "userId": "443347253"
  }
}