{
  "manageEntity": {
    "action": "Repost",
    "entityId": "719044",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9e63cfc9ab1e5656c0d09dedd6ef0eb77fd79be46a2b9a97ec1010b3f58ac5ef",
    "signature": "0xd547d4768bfa3ad6fb649201a14a8ddef0d9e05685a427012f7a2e74c9d26822412038cd994e6c2cbe264395dea922a54bea6d0bed4012cc63225286b2b773031b",
    "signer": "0xE7D37531a757aEaf8B2c8037a79C03819edc20Dc",
    "userId": "870684573"
  }
}