{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1437558641",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbba5589aa6b2fb4b90bbe3faeb1c1d10e2492c23ceae9e6665c29abbc477e9d9",
    "signature": "0x236f72d40949e11c3841a52d73db21734410c6d0ad2680c5974ca007aef542150164268788ba9b66b21d6770940114042b42ece3c813a1a7e83d1a35b7aa03f81b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}