{
  "manageEntity": {
    "action": "Repost",
    "entityId": "499441481",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5f4b7563a62fd0d217812c04ffa88f3f6fd20264a30be250275022650d102d53",
    "signature": "0xaa7f47f54cfec86dd16ab7311ab9dc0bf6c8a16453473e300f9b84465c4cce950480718e761c6332be857d59e401c0eee4a3014b73c760cd5121a27a6b6611501b",
    "signer": "0x5D012C880480A2E1ab4345f6F374CFf73e040331",
    "userId": "10449019"
  }
}