{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1299988210",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9a99b75ce0f4a3b76b07911407d36f9a34451685e2b07183405a1411823db16f",
    "signature": "0xd74c4e7bce6548b328de7b453d7be23060b92ab6b112834889131b1a120dd2cb6017d0980a22ea73720a0d7fa0c3f7b70340358193efb67356001ef258dab99b1c",
    "signer": "0x7E7b9c4DAC3F284d889a5bc274eA80b8BA5F63ee",
    "userId": "670307808"
  }
}