{
  "manageEntity": {
    "action": "Repost",
    "entityId": "474930017",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x35237062d0bf211306bef3a10e64bf2aad4a1a4c0020ab7918870c6f43d4d563",
    "signature": "0xfbcd63c74a0c63a8e86a3c2dbe0e7c3af425f9d4a2ffb0f0075b20586e2e76106af6ef50c6c525e8524c295fc9b429b78f30dcde92435464ef86f882944c6ab21b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}