{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1581218880",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1981aa1234b966dcf463d2dc29f49fe10d44fc8422e3154b336170e9e8abe6cb",
    "signature": "0x067b112a596f9d58f1b1b8e6f52b2e51e8585bbedbcf742015565b7be18313297b75bc005121b4df3104f81ab33f9c042bb3d13a34e0ad1b21feca0f131b34a31c",
    "signer": "0x44BAdCFCf42113CbB67f519e4efa576B336f9bf7",
    "userId": "136844578"
  }
}