{
  "manageEntity": {
    "action": "Share",
    "entityId": "1919837755",
    "entityType": "Track",
    "nonce": "0x40e2d325bb78ac8ad60da643ca6f8dd65e893abec9c5bf7f949dd744654a4e0f",
    "signature": "0xc8752363acf0d8746d20ae8ba941a8e5beda6a2344832424185d0c349aef591d4c5a531d08e58a10b4560a0532a6849df6ee4f029bc83840501df42a8c0b767f1b",
    "signer": "0xb841D7d7966E43630444A3A9d2F02094fFa66a4d",
    "userId": "150216793"
  }
}