{
  "manageEntity": {
    "action": "Update",
    "entityId": "527556935",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x069f10b84c9ead67f93bbe1dd18bdd5f00a2163c333f1806e57bd7c438714ff7",
    "signature": "0xcfaec6f5bc691d3c42c02360ac041d3ff496f295bdf4c14f16a25834d0c249c711fbf1169642de1e8651f9db308f0a6dada14b708a0464a830cb9e0b1e858a8b1c",
    "signer": "0xcEBe6365bA5B97E3e9059f8cAa42d4326262bf35",
    "userId": "527556935"
  }
}