{
  "manageEntity": {
    "action": "Repost",
    "entityId": "853211405",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x76485c9b96c71cf993c831fb9b8216f53a457c42e429208f630df771642b08b2",
    "signature": "0xd49af1f35eef39e87d8ac0d949ea529ef9b052f7c5f84b7354ccb18518db14281e65fee53a35920734da44096251977dde7d17e98401b6ad2e60817a85d4a3121c",
    "signer": "0x73317E9D44b6E1b7d146760b12dc5546Cd140ED2",
    "userId": "683609933"
  }
}