{
  "manageEntity": {
    "action": "Repost",
    "entityId": "287559750",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6dac1fafde31eedf9fb72c4e1fe4712f3cc82f586860a51cbddf5e6c65811df6",
    "signature": "0xc255820834d2fddb752a5bb9ea8015e7008fe5aba35ea2db77842bc033def2186f10da599b5e6cbf8956512b4af1a9c60633ba147c6b6df5475c825c95d4c9361c",
    "signer": "0x6687B667182cfdc5646f5AEB14a9945c9b1d3A6B",
    "userId": "100"
  }
}