{
  "manageEntity": {
    "action": "Repost",
    "entityId": "342203619",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa0d1acef09ecd48903379ea451860569a8f54f9d0e94c120123c493d8a8add65",
    "signature": "0x4ec86f7484bc82f9afe61dd5e26561389522c6d5f1c4312fe42e31f1fbd1bb991e659224e0042a2694c03963531c976788dcb4ca154b92639f925581fc2d33cb1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}