{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1900029708",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9e81cdab36570823e0ffcae22a5ca084f23bda5db9eaa19d9ed919779c00631a",
    "signature": "0xa7f3e707d229e3f57b8c07c5737da9fa573f0cde782edac2463d1275f6f4ab3f6c4215b70acc683e11b3aabcb26a2070d49a23908c4c94d7ac752819ea2789871b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}