{
  "manageEntity": {
    "action": "Share",
    "entityId": "729616978",
    "entityType": "Track",
    "nonce": "0x578a605b7daaf7323b83fb861c1c5319beddfa7c1578600c5d570a8114d6bb8c",
    "signature": "0x452311ef92bf0442a5dbb916f654e0048a084e4bdbc02764f0423df3a8e8104d11bfd4305c2719515b52f8cd33746a8e84f35547840225e04e023ab42f5309891c",
    "signer": "0xA0b5af667d739B73A2F9a1AeeC6cbb667E1B7019",
    "userId": "11923024"
  }
}