{
  "manageEntity": {
    "action": "Repost",
    "entityId": "448978300",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x67d2ad717a2c16dceb414f4bc3c25660f7c568186ecc7984af604b74604a34ee",
    "signature": "0x958205d0825b0755c100860da8eebeaf23fe1252bd16a6bf47cbea9c1ab2842247a88becb3876e50db7a9b70d491a730007b8f80376fb32f0ec1f7456dade8c31c",
    "signer": "0x92d3aEA782A42D4B044a13a4727af9Aca3a0211F",
    "userId": "12615893"
  }
}