{
  "manageEntity": {
    "action": "Repost",
    "entityId": "75048571",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7a510ec836a63d870807b0a98999e53c09cb9d12cd8474c5f9cadec5142e1edb",
    "signature": "0x28c6a4e448cec409bb8053cbaaffc6a23f8b989cf393143f386146e67a1d30bd3f42bb67c7fffa5f7606b17a1fd37d06f468502b32f15db2a0e196a34f7bae161b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}