{
  "manageEntity": {
    "action": "Share",
    "entityId": "888353811",
    "entityType": "Track",
    "nonce": "0xc583b74cbccbdfeaee4d434e30280852288b06292001c9e2f7a30bbe900416eb",
    "signature": "0x7a49a8fe702aaa95bd0c7fd93fe3caf5f46034ee1fa4d64993cebe0c28ea58b737efbea981a00c72dc4bf1f4bd61cb1701fe64e9ad805349a94fcf38cc37f7d11c",
    "signer": "0x7fB23CaDa61ACB0c4fCc650FDE57c3B812d4A5f4",
    "userId": "66130"
  }
}