{
  "manageEntity": {
    "action": "Share",
    "entityId": "338800068",
    "entityType": "Track",
    "nonce": "0x5d2ae10167f48cf6aed0450c819bc833cec3b438462935f7e889a1c7a69ac63e",
    "signature": "0xddb97de07e687924488c738a5e31286fe7c20a54639607f0e8288a3a7846f3782d0e899ad4ce01806f257e0b64e32a38c42ddd1a6ccae3e415c027aa53ec64ae1c",
    "signer": "0xe4971Ec969214D6A519b3F1E67F4A41cDA926862",
    "userId": "321696490"
  }
}