{
  "manageEntity": {
    "action": "Repost",
    "entityId": "545863",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe6b3bdf727bbe596d40e37a4fe0c5a15818b373fdeb594038445acb0c1054ce0",
    "signature": "0x8d2d9e6d4b3d94b575e448f4ac9bb2c0890f6d7c63dea63436503a89a7054070164551c4bcb8b17a238888494162cd4b0d1f0f2ad3c16c309021ea6d3b3d66de1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}