{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1378496753",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb2cbd1a7481f259fae623340c468bf7451afe5bbf7705e59ffad0fe25f0f1dbf",
    "signature": "0x57788a0a3fd6063eb1aabff3d1f867c65477112b571c0ecf05e46d27dcc78af05e199b29be1d1030c21814b3bbcc53d94e617b2e5facbff3ebe49e70688876821b",
    "signer": "0x793bbEFbb3Cf1e6529B90296e502145aCcCDE8d6",
    "userId": "838777725"
  }
}