{
  "manageEntity": {
    "action": "Repost",
    "entityId": "677561506",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6d372d31a4c1f3d2142e921dba3b908e56beb9edc8cd8fad9f56d4a704ae6f01",
    "signature": "0x9d0ae1e55c3b6e72b8f3048cb2dcbc60ad74a78a5f7fac49da22c63aacbe63a5037839ce3927464a6bfa98d687372d7bf6372a5062dba3a980a7d03bd9e2598b1b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}