{
  "manageEntity": {
    "action": "Share",
    "entityId": "753226544",
    "entityType": "Track",
    "nonce": "0x540f5c1a603c33f7d4fd05b84ccb8c8c1edf6cc2ab994ea5fba3c7af4eb44358",
    "signature": "0x8ffe208b6c9541025c83bb33bfea90748613148942f09164c3698901d12e3d764fe4100f973689543e32e6588621c0855ce8119d3c6e8e3553bd7d1dd34393741b",
    "signer": "0x1f0eEffd3dB10c36bdc47daf6bA5e3aFdE77e215",
    "userId": "304921883"
  }
}