{
  "manageEntity": {
    "action": "Repost",
    "entityId": "879876924",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9c7544baa671cf2e334af32f15efedfaa1395805504e7a1c74c3d83e9878e245",
    "signature": "0xf4825bb4908aecdabb0f2bbd77508e0b2758272836423972fda025c71c1ba4d703b092a233694ff44aecbd68b6d46b953ab93486ccc5838f306fa24df973681a1c",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}