{
  "manageEntity": {
    "action": "Repost",
    "entityId": "450190671",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x049116025490700274d37c6505a74ea7a2726442aeecb14c6b8763bf1dd0406d",
    "signature": "0xcf47cbb2c9ceca71eb5df21b62b120b735e17c7dc7de7ce2d29e48c437edafda74315644093ab6842ba2926147d977e35196fbfae1292cf472b2e5c08a37c3071c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}