{
  "manageEntity": {
    "action": "Update",
    "entityId": "81057056",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieradm5e6jrags4ilbud4cdqrr2hlef4vx7fz5wvbq4vg22dtikweplq\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":338232720}]}}}",
    "nonce": "0x07426c63cdf18da932e625b62ddd30acffb699674439d36d25a768b3a7510885",
    "signature": "0x246081192e756431a2795d153faf43dd69ab28bdfa7a85b8f11e5eb75c2f568f2b0451339de0f10643f110d25e3df982c4988463efc835adf2b47b7cdbd24d641b",
    "signer": "0x224a1c816Fe9d36884f4564008Ea4Ed8D698a3C4",
    "userId": "81057056"
  }
}