{
  "manageEntity": {
    "action": "Repost",
    "entityId": "666139",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb8c44458a7d5f6437d1cc67be4dc2410a988a467e1a5c99d3dc095e4ee92799c",
    "signature": "0xd627ff4c36d79a109cb119b054b150cc41665600c84381e548add969543c63714fc9de113d03c064b0213e2e8250e4e032726b4e95f2d8fd36a6468ebf7d28c11b",
    "signer": "0xbF4F1f4df4779768AfE75515b1552a2Bc5b4Dd32",
    "userId": "100976759"
  }
}