{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1507763636",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4cbdd469eb3f27864e369955dd5f9ed27477f86ac2d17c8b9cdb4609ec3d2e5c",
    "signature": "0xc2b5800e38ad1ac7295c5e40281df6d58ace10bf41ac719ac9141599c11c69b80c7a1c045a7522490c72d97d33e2a0219f73e61a9575e253fb754c29caf078db1c",
    "signer": "0xD967b68365738013c9197659aAb46EB73a488080",
    "userId": "488430169"
  }
}