{
  "manageEntity": {
    "action": "Repost",
    "entityId": "619432",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4d415ff1dd3be9c26a784aaf37f039ce9b0e4342f85c6142f0603c35f5be862c",
    "signature": "0x247cd0db2b806ce00c5cb09d8aaa656c21716cff4e924d8034f7500a50a8ce461ffebf6150ca1a95764585959f52f3ca19a62a3791add9e260ac7e22d720f8f81c",
    "signer": "0x37C656432bDD87630C13F60036e9857B5ee36154",
    "userId": "288167767"
  }
}