{
  "manageEntity": {
    "action": "Repost",
    "entityId": "686642",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1592dd388e666038c4c04cd08ba4a48181b9183630e10b3ad651c49d3bdcb786",
    "signature": "0x5b71a049b080b4c16a84b526e13d29269d2d80a23ed56dc173025e099941d2663087c792689506c545639d46d35db3dc4889f10ccdb1b2e93fbd5fe6003637481b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}