{
  "manageEntity": {
    "action": "Update",
    "entityId": "132862101",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xf49a7fcab56a35742825c2047bfeaf9ef075fec51c20ebc49fcaf54d242752ba",
    "signature": "0xd36ffa4367f1a8376d615ed56e6d4ec4bd9fcbc6a1f6faa6c17cf5dcfd35b21272583309803f1c89c7dbe4fc4d908e8e6b7d331d1e20c44c7b0a8746586611951b",
    "signer": "0x0d3EDd3c6C0509D9842EE6788c30290B725a0a23",
    "userId": "132862101"
  }
}