{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1488271488",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x579646662644040903162756b211b765d956a33f7cce65dcab7ffa5260c2d74b",
    "signature": "0x0fffb816815de298b9cf17c9d3c017fcc8934989f7538f82bb45c8d80e6e2cb962689186c9768977c2e7317f4e466827c5833919036bb8845bb5d8d5a6b80e3b1c",
    "signer": "0x16D3bf5a80bAfFB2f1550d49b1203D4CA532DA1C",
    "userId": "1994482"
  }
}