{
  "manageEntity": {
    "action": "Repost",
    "entityId": "75980352",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8cd56dd3a22cb2f9301956372ebc48ed521b2442c10dbc3ee7c4a48a90946304",
    "signature": "0xbdf371209be31b4f74cd24076ba909fff660f0e22bd551b10cb689757259495c47b69acd2b0c4a23288f6ad157e3f3c48283b31c9d12538e48288fd522b66bcd1b",
    "signer": "0x9765cbE8e26a2c6c4847C1B69ABeB0B5250EC254",
    "userId": "678556080"
  }
}