{
  "manageEntity": {
    "action": "Repost",
    "entityId": "554725",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1d06de6b9ecf9181f1fff689504c8921deee6f40674246438b090b68ea809314",
    "signature": "0x7a0f261413a037c4cc4888a3abc67c33ba578a51a06bc4ca8af6b67f9cc9036b4d5db9802b81bbc4863f2a2800bd8adac2c597640d2604b506a3c3971f594ef51b",
    "signer": "0x44Fe9338D9d1405927C73FDA0be0F36ae481Cd39",
    "userId": "983568397"
  }
}