{
  "manageEntity": {
    "action": "Repost",
    "entityId": "487913",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x03b31521c4ef2df497b213f3ae4b0946cab5c051729434b99d49e4849f296c00",
    "signature": "0x41c15128ff992ee9316217d7ee0a3a086988f16f4133d148ad299cad932bbad329438a30e2db0f6c6c16e4f4e5c904c1874552268dac024dac6e0f3bf745353a1c",
    "signer": "0x4A3D09CdfD42dE4C57dc67B09a40B5d9172bD69f",
    "userId": "787102835"
  }
}