{
  "manageEntity": {
    "action": "Repost",
    "entityId": "612557408",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4f01dd636b0f1f55a66e51fe188f86df33dc50f4bdca099a0f87c0ad1203d50e",
    "signature": "0x6b93ad5066ee5a87b9c8d6b4aee7b49c7834c04c308b49e0739b0d7221dc33544dae3546a165c1e89fa7b98b2f1fac718e043c4df47242002e14ed855db280d51c",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}