{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544487345",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5f4eed0d381ba9ac572284dea88fd7bc1b9826db707ed6023bba9ed5e968cd53",
    "signature": "0x42a34844a178871d1a2aa43be61dfab80f08aa1aaeb7ee9be591093ae32a9fc14227890b1e583cc1b9c4fa1542deea9d2d1dcbfd5ae44b17ee7d390e2ad11d831b",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}