{
  "manageEntity": {
    "action": "Repost",
    "entityId": "671668830",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6b8c423883ea7293637c9fed611d4886d4ed4645e3d14d2385213df987a40a44",
    "signature": "0xbdd118cb27bf9c1b68ea3004a0872613bce1e88849c7823a040f14b22a7eb9063f600b3c89ab388059739a98d3ecc413a4939bd4ce67e6857989042d4696f0091b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}