{
  "manageEntity": {
    "action": "Share",
    "entityId": "1948716531",
    "entityType": "Track",
    "nonce": "0x49c5b0843b3ab0d18ed7afa8d8d845bde558991743562385aaa2b137ea785e2a",
    "signature": "0x2185c8c05b95bf16169c501e75af836ca96b46b52835f225fda2e43cb52bc40401ede307624fe21093b58787629990ebaa515f3ffbbf48809e1ae290b0bbcd221c",
    "signer": "0xEF877f97873869c7036d723A8F7Efd5351f14a87",
    "userId": "307951199"
  }
}