{
  "manageEntity": {
    "action": "Repost",
    "entityId": "689473307",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xaad5dd47807d3bf90171561dbc4309daf4cbdfce75d3f4dc75b1fb3f47b7cff3",
    "signature": "0x6d498ad89fa7c59f7898c3ca3b51c081f837b738c72750a2ac40a61f85f4809c0d8423ed4efb80de02e8ffe1c83cf5832a6b4e033c3b00879abaca87c587a6501b",
    "signer": "0x292eF57C1FAAc86008ab58D5116e0ba424C9189b",
    "userId": "721084704"
  }
}