{
  "manageEntity": {
    "action": "Share",
    "entityId": "438713327",
    "entityType": "Track",
    "nonce": "0xbb9397ee9dd21dbe30c1bae22bcbd42fd38afe318722347871399a6686de4b0a",
    "signature": "0x668ebeb0c170e551fe28beaf3065c1740ab93c6510ccfff1c9f2bf4a7ef501f637a9f43a92786f6cb05f91e9a757a7ea6dbe576f34e0f7870bbfc614e1d511861c",
    "signer": "0x90fEFc8bf00dBCb364A2bf8431eF563C0A9932e1",
    "userId": "461533672"
  }
}