{
  "manageEntity": {
    "action": "Share",
    "entityId": "1898790952",
    "entityType": "Track",
    "nonce": "0x1c6e59a702876b9cc010213f61093b07b923ff70e79e9372d15d2cb63078a16a",
    "signature": "0xd7e47a0956536098cd12f68da5c60610a55e4befe423686dde6d83190f1c6afa2d0846168de7f9b4b26b12e4dc4d539886279857fa04f139b64f5bd460fa25741c",
    "signer": "0x6875221b28e331DCdFDE978e5c8f8AEb982e9E89",
    "userId": "91003041"
  }
}