{
  "manageEntity": {
    "action": "Repost",
    "entityId": "619201639",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3c17397c36a6b581cad7aebd80715c334855f6c46726704519153618ead057e8",
    "signature": "0x31bf035c9175c405301f2bfb0ee1dcef52d0e014964cb663ee98bb9de4ab15c915e5c19b27d94ca3f96641d6694eeeb1627d81ea5145f35a68559ad42f71bd1e1c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}