{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1408516521",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xebcb2c5e82244f14d0771048461a4545da592bf52d439c7b9727e51e8d9daeff",
    "signature": "0xd270aca16f11bb182ed11ff003fcfc8bdfcf1d077a8926e5d4ae6a94c35c3d592d346a651ed6a4ba4a49c7622da6b3acccef310b1c9f147bb7a8843ec670f5e11c",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}