{
  "manageEntity": {
    "action": "Update",
    "entityId": "791007895",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera2hcgc4q2fpu5rmrp5bupxnr4hqqyhemuyz6c7nsmnrx6sh7tatyq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":964458401}]}}}",
    "nonce": "0x1eb0ff28d2b1c1f91e9a0cad384966f7b4f1c6e4613d592763c08b62432b75eb",
    "signature": "0xd77a51b450c0f535a3ef70b357b045a3897ac8e3905af3d41858bf45fd37804e065ba2be518f66136c3a7bf1ede973cd908d8ef65fc75650de57fee7c486ceaf1c",
    "signer": "0x78BBB1f31E6bA26dA700D13F74B22F3C34dc89F6",
    "userId": "791007895"
  }
}