{
  "manageEntity": {
    "action": "Update",
    "entityId": "182395294",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaieraxobs4m6fxgjvt2syxael2wcb6dtyz74mbwc7xaeczixyfzghlrja\",\"data\":{\"events\":{},\"playlist_library\":{\"contents\":[{\"type\":\"playlist\",\"playlist_id\":4281},{\"type\":\"playlist\",\"playlist_id\":774035500},{\"type\":\"playlist\",\"playlist_id\":1199178963},{\"type\":\"playlist\",\"playlist_id\":612237300}]}}}",
    "nonce": "0x70f2c1937ac9c5a4aeb42fc2cb9988f2e70024580c627b332568857d29d35b0b",
    "signature": "0x55fe100e55986ae1677be69b261a69923ad25a0264d12775ae8fbc2ba65679442b63095673988e4c7e899222da5f97a6fb8a1d32a634c9b4afb6c75fcfe7e96c1c",
    "signer": "0xc94CB6e3FaD02AF27b7535c918dd8582DE31AAC7",
    "userId": "182395294"
  }
}