{
  "manageEntity": {
    "action": "Share",
    "entityId": "891099475",
    "entityType": "Track",
    "nonce": "0x30ab51504672138b60432948d0f5140a88f0a41365d0755a83b8d688e212e01b",
    "signature": "0x290ecb47019aa61e14bfd275e0429967bbec37af6e0cffeaf2fabc8c48260b8f57dff2e2267ee0e8f80463417fae3eddaf005f05ecd16e3e7f0de2fda2fbcff81b",
    "signer": "0x580cDA143Fc03b3834966D608b42B655e18A4d00",
    "userId": "762861925"
  }
}