{
  "manageEntity": {
    "action": "Repost",
    "entityId": "529144663",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x67deff0368fd5e793c90cc87e0667fbc1336479e87642c8bb00007b4d3c087c2",
    "signature": "0xae94317633ad958a97713b364dfcaa8324e951144b7d40199634cfebb00d7e5633e9bbeb242c677bb803f90a0077fa1578a497d57f52ab9bc463c43dc14cf6f51b",
    "signer": "0x48997477d821e30d3Fa835d1Ee7809B3253Cb100",
    "userId": "75085"
  }
}