{
  "manageEntity": {
    "action": "Repost",
    "entityId": "830900014",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb912015750a296381c8d9e03edb95073504ff99beab6ddc7e6592e096d2ad6f6",
    "signature": "0x7b51d7022d6681e120de30ab9784e5b46761e5f6a5f75920bdc0f6bf33833ed26e3cebb4bbaf217e8866fc342097e285d8ced0a132ade70a392b71c3ad2b89e11c",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}