{
  "manageEntity": {
    "action": "Repost",
    "entityId": "888",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4d4c8b72bd66680d226bcb4fc0fd1013a565717d9c0409b609c93ce07e06dbf8",
    "signature": "0xbf3f1d3b323f303dc7d7fd275401d98ad543ebe7a7a213bcf8ddd81cb049d12c61afc744601d6171356ba961694a64b45aaa29104fd613e48cfca8689eb6ce321b",
    "signer": "0x262a2A1c96da0dFD6f33595c8D775BefA860d02e",
    "userId": "486490947"
  }
}