{
  "manageEntity": {
    "action": "Repost",
    "entityId": "819600942",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x818b62035858b80e28e9ae4ff8eb8e5deaeab1ff2a40e936dca76f6a1b73da00",
    "signature": "0x6b08900d1abd0a4b4d9bf820f4a82c14786f503f57b664d044d1ca405387b75f3530b1940c06342db792e1c43c413aa35d8b583eeb6fe06427077a3415f09ce01b",
    "signer": "0x3256Bd2D0B1984E7df4FA525017aD9bA48470760",
    "userId": "51"
  }
}