{
  "manageEntity": {
    "action": "Update",
    "entityId": "724632273",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaiera7f3gxhuaosrqciviaq64og6eyoefg5dtck6bc4vofjh4ddvvpyza\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281}]}}}",
    "nonce": "0x010b0c9ab77140f31a6b91bbb92b119a3739fe8cffc222dcbf051df82e91d9d4",
    "signature": "0x32a7324d66aeb2f345fbe2cc04c9410adc2f54b1928f3f5b3882b4e662bbe0dc2fb93748744834f4cf9697f839407df4decef61eb8709d3d530e48be62f99da81c",
    "signer": "0xEDCDB601bD6D06D994739A6f926b9A966563178E",
    "userId": "724632273"
  }
}