{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1412450744",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x017f5555cc136e1581a480f1c49dbeddc4eebdd2660c2e11c6706fc28c9fa8c9",
    "signature": "0x295bf69f21454901554e01cc00f2c18695b9b2d5be64bf71fc90cb77397650420d00462541ce678e151789a47cc7cf63d884715cc9c579ccd093560b07c401f81b",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}