{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1490514888",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x185b276dd4fdb9a0622a52b85a90e4b6c9401c457c899dad969e357e6ab02543",
    "signature": "0x965db8e0a8d3ccbed5ce8c2948f1da2732fa17983e43f1390c3774d80fade25a4d768179adf644720087afbd46662ab9ca53bea29b356569a0ebdafb668919311b",
    "signer": "0xC6f6979d7215C4611Cd7aDb30a42B2812294262c",
    "userId": "55290787"
  }
}