{
  "manageEntity": {
    "action": "Update",
    "entityId": "966079368",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xd536c44d42650f3de72ef4cd15d2a1429bda16b1b1630fb6c1e0d04e503815e8",
    "signature": "0xa53a171f3b256e63540647ee0d5ba58c54608ce018975f107268c6ee5a80904c7dc2c3d64cf9cb14c4b13521f6f183cdb5056ee0c1db9a3e59bd15a87cc24c9e1b",
    "signer": "0x0285a1325511eE20758d11C287Fe880f6795bA97",
    "userId": "966079368"
  }
}