{
  "manageEntity": {
    "action": "Repost",
    "entityId": "789131",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7b0dcf9f192fe45af215e6eadd06f9f6d1f854c48a946989cebf0ffcc23560ef",
    "signature": "0x9f5dcec742c7753ee6ac211071548d25be868cf2bbf2d10468c7973ca3a89d8e2cf45c79e4e159a0701fbba6a56d848fdd905e75b59290a5d811cfa1877467251b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}