{
  "manageEntity": {
    "action": "Repost",
    "entityId": "491734",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4950c6d4f73275aa27b526d0ec22b7643712bba3397554008b083f6101095959",
    "signature": "0x90b2be721887d300a06cb044effd8c2bf30d3bdfa7053cb60e46980baaf2317b682cd0b7059c6b47d8aec066a3911061b38bd62bf6a2b4c04d9ef10d50eb9d501b",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}