{
  "manageEntity": {
    "action": "Update",
    "entityId": "361508277",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0xc1cc4593dd8b3600e3d6ebf32b6a4ba47f75454e689c8632540582e76f920ab0",
    "signature": "0xb25aea36a6d1d6b74a96283924e94443bb2637688a1a33f4e1ea4480c992c8d976b789f68a0c5f1d8a84d90fa5d4302edff4b480fdafbc337269ec13ce2eecb21b",
    "signer": "0x31bD11C427B52Db08B5145212FD90Ac4d00A1F8f",
    "userId": "361508277"
  }
}