{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1488271488",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9d3b9a07522c63b3e7e0ea38acb5cc4358462e06e7e9213488710d0381eae04b",
    "signature": "0x5d1a4eb434ced4c552cdfd64978060dd0242fc23ef2efceb7f722f542a63cb6d3322262e495f14bee018b6af1b4f7f0f349af0780da11e9a901d483ca6074bfb1c",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}