{
  "manageEntity": {
    "action": "Share",
    "entityId": "668804586",
    "entityType": "Track",
    "nonce": "0x5b42c0dec3bdbd5e89f6c52309f348ebc44862473a53377009b7ea19e0c2973e",
    "signature": "0xf077a5921fb7b4327b0167de299fd9898358c8093b7d68c3f44d5c6f371fa2a03e49426e552472dca8a1e1be48db951459ceeadf54ee2a293d07221e32f78e2b1b",
    "signer": "0x39BbEb25924EFA2144235AA6b9287C30dA0bEF8D",
    "userId": "320790987"
  }
}