{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1378551120",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x452bed57d0426b6308016de3f355b6b131ae32d0c4ea144a1e99273b6717f36a",
    "signature": "0xe3e7edb50f041b57ca046f64c4c63c15370b85d2b6383ee723eefffcaba350ee50e0e428c0378073b736b561dbf4af021db17bff868bdf3a405544998ce2fdef1c",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}