{
  "manageEntity": {
    "action": "Repost",
    "entityId": "481531940",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x123d6e7c45a403f8538761370e7feaf8af4eff47bf330620a283e22fb74fd5af",
    "signature": "0x10e0ee910e033185c728f1823daea0ac9f3d2567917d8af6eb723682e1b9ef4f22b3affa3258fd4dc44c5f31cfd4ffaed34eabc35cdeb0819c6e172a4ac8a23b1b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}