{
  "manageEntity": {
    "action": "Repost",
    "entityId": "389223147",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5dea35013960824455f3719ad6a128975864d07f5c9da73fc9b6141a6b2ea865",
    "signature": "0x5c3ddc29e06bbb82ceb26cdc178a445bc0bbcb798baec57783efc16a0a428dbe0e5c6db76d1f98846be827c08628e05666f65fffc96dd33412611b6d9b526c081b",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}