{
  "manageEntity": {
    "action": "Update",
    "entityId": "633205197",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x4ad16cfedeefc15ec800b1837befba3b374cfb4666c23b53a16046f376ea2eb8",
    "signature": "0x80dad0db1781992da48572739432ae08211e6d0611c028c71595e7aad8c84e3c507b67448af96f238f3d27b4cc0f7efe912150f7e2e0b2ca4eef3dd7ce644fab1b",
    "signer": "0x79A39CfDAFA935571169F7bfdc6967F967163BE3",
    "userId": "633205197"
  }
}