{
  "manageEntity": {
    "action": "Repost",
    "entityId": "774910001",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x84ceb12e598aef3a74c38a6f49137240e4941bb6e2df34173d33da132fb71d29",
    "signature": "0x243dd166192c4befed576016d4ca392254e77d71a34e33b8c8b15002f309031217e13503d7ad2e19a7917aca0cd9314d0a86e8a0a070170ea4f253de6a5c31901b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}