{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1210921281",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0d84e8385b89e63a13b88bf415ea5515fb8bc22d4ab5958cc931a7461766e35b",
    "signature": "0xa9f2538f70e66fcb5d4e2ed8e6c17af5650a5760223b02bde9891a43fa51d2da4fae565e507f01da7ca172b499335a27e9929bf44831bc3332a9c85d0533bc811b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}