{
  "manageEntity": {
    "action": "Repost",
    "entityId": "438049177",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3557bd4c5fd0e84a6b166eb17426a7a01c56d6f3b003c70fe855ca3d471001cb",
    "signature": "0x0148729ffbaafb203da5d0fc060c366f4e4489e3767112b22ae846b3cb9ede612dc39ebd6efa4827c7153016cf0d9a6345fe09720990aaff0dcbd10ff3130f501c",
    "signer": "0x45C74e4f36E4e5064C5321eeED3748fD52B04eA8",
    "userId": "133970929"
  }
}