{
  "manageEntity": {
    "action": "Repost",
    "entityId": "578053711",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x933c31ebdb7ebb80b2d64b776bf5d8a30fbdf7210478c09b25cb301462f7241b",
    "signature": "0xca8fdce27f1e37efea97fe1d1da7eac17ec8bfc922d760087cdf01491b43de3411cc545db154335a00dfe250453197495a637766c250f76c1c814740f464a9e51b",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}