{
  "manageEntity": {
    "action": "Repost",
    "entityId": "520251953",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb7ab98bf9479e76fceed5289c2c5094c56235978baca01930caa1efdc0bd1815",
    "signature": "0x9fe471238b5e87ec3ea7217cd648be0d2643a3f16603e0f50cc42d949cbde03522f99bf716e52591956f4e72e33256907d44bb9b9299e1fde801c0009cc5c2371b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}