{
  "manageEntity": {
    "action": "Repost",
    "entityId": "854730084",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf270b3b94d4890f580d0a7e63fc647b707e7d9e4f67d1a01cc6a9d3ea97c0302",
    "signature": "0x3e88bfc50fcf1512ad7b79aa003aa482502ad6e573b9e9c28791796c70ebb8f0041415fe13a44c07dabad3520265ffd188c53222cb60057aeefa846c6e9924091c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}