{
  "manageEntity": {
    "action": "Share",
    "entityId": "748656138",
    "entityType": "Track",
    "nonce": "0x9e4a70c213722ac5b4f3399b249343eb9ec0f3f688cbe531743f1750b5f5f7d4",
    "signature": "0xaa5be54555f2528b77973b653647a5be67ef3f50f0ddd743372270d45d9c0d0750b4a3b107c90757059dd4b7745e03586e3fdd183ce85a329bdd07d47a6cc55c1b",
    "signer": "0x6E78B188b5d1462cAB81e82F4C1FCB586F64100e",
    "userId": "707265359"
  }
}