{
  "manageEntity": {
    "action": "Repost",
    "entityId": "639285215",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1b656be74437131ad8beda72394334a123619a68257c681d8ee165306385ba26",
    "signature": "0xbf1c72f9c3bb89cf9a75b57ce784f166054d34f28e43a8b0f5f0f64454e7a264590e469670b2a357fef6da67ded12a883c4b11e22496dd41323cb1680fb345221c",
    "signer": "0x8097f7562D3D2F9cbdBA391c45c0D376E438625d",
    "userId": "51978829"
  }
}