{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1478769857",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd5fe63d1a8ef028f7f81f896ec762f533e5da329800103b1c5ecba53572af8e3",
    "signature": "0x367174a3dab58c3b80b2b6d1fac7f7e82e96d11326d41a47d13ee9e3826e325b25f5a5479acf1739b2668ba2847e5d0e918fa9ff56bc31e7f18f5874ec1665581b",
    "signer": "0x7b52e6AA15Db4Fc3A84AFF2b12e5B8B128eA8610",
    "userId": "808512351"
  }
}