{
  "manageEntity": {
    "action": "Create",
    "entityId": "636553111",
    "entityType": "User",
    "metadata": "{\"cid\":\"bagaaierairhxpziuciknksv6uoa3wpq5wudonl4bffxpvwudowwz36mlgsiq\",\"data\":{\"handle\":\"MyMashupMusicCollection\",\"events\":{},\"location\":\"Berwyn\",\"name\":\"My Mashup Music Collection\",\"wallet\":\"0x140f7DD4B61B1fdeb532936A8a73C5cFaD2c3c4B\"}}",
    "nonce": "0xd097d4fcee925086e47c51bb87ee4e37cc5c666557fc5529de0f0983789a33db",
    "signature": "0x29aa3704e634ed3978b2d50294480fdfe6057ea3f5e9126e7f7dca8e4cefcf8141b0f427beedc35fbeb23fa608fc6ab1fda99ff593f30bd57a3b22c9aea827ea1c",
    "signer": "0x140f7DD4B61B1fdeb532936A8a73C5cFaD2c3c4B",
    "userId": "636553111"
  }
}