{
  "manageEntity": {
    "action": "Update",
    "entityId": "567685296",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x87ae81ae202bf5129065c8a34d681a410cbd3ceff3752c9d68caca4bbd2e3dc1",
    "signature": "0x66080a7f3a9e500b34e61fa28d941a145ad42b298c7b3a21adf918cc149bdb7736a1e12acd6960c9d1c162b1f2ab10e1a23ff3486ecac1f529f8fed73cf4b6441b",
    "signer": "0x84206eF8bAD3F78F1B7914C57F2a4Af1fecd784E",
    "userId": "567685296"
  }
}