{
  "manageEntity": {
    "action": "Repost",
    "entityId": "637868579",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x88e9c9784c5202ce8b55228f7c71743552f94acf2443af2c7a20d612a88daaaa",
    "signature": "0x4c3bf400da9d97480b3543e0ce694247c29a3f5447cff771c8a015986bafd4a820624cee3cbd5064bae5fe2c5571030315dee44044ccfd149ef5f576d13f8f951b",
    "signer": "0x204E506f1D5498d2CABD41d2fc7a3078d5792835",
    "userId": "768479471"
  }
}