{
  "manageEntity": {
    "action": "Update",
    "entityId": "793546505",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xa10eefb469b3594c709bc6a913b628139e5331168f7298dea1c35c6b3a2b698c",
    "signature": "0x85b615d97d79ab63b45c2f8130c8e3c6370aeba3ed7d47517cddec032bda05665862a4e7fda619c428ef4f8877ee285cbc6a524928a70a7bcedcb22e55aa0fa41b",
    "signer": "0x783b4DBA0fC2B0ed967712ED3E23bB18bF6D16B2",
    "userId": "793546505"
  }
}