{
  "manageEntity": {
    "action": "Repost",
    "entityId": "487909",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x128ad876bdde3e910aede065f8694b4f88f7051857da9f88921218dbeafc44fa",
    "signature": "0x12048e51f4c4bbdb05f83967d0e779ef1137552e8215b74d1e1b0a2ec9c32079517b1c9166b266c04ceae2b154ec466550b63ad6ba659a6bbed1d9ce04b97fb31c",
    "signer": "0x4A3D09CdfD42dE4C57dc67B09a40B5d9172bD69f",
    "userId": "787102835"
  }
}