{
  "manageEntity": {
    "action": "Repost",
    "entityId": "149854",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x16a18cf94527615d5e520a8e910a35a75347f2bd3365c90fc4a91d41318f9ea2",
    "signature": "0x58e3db0ddfcb58dff47eeeab9e28cb56fe982f8506cef6aa6dbaa601eb71d1923c38fc1072cd57b61a5098396ddc9b43f12609446d4a27047f702ccaf8dc5ed81c",
    "signer": "0xfa1f98f0530E55C2BEFA45f0F1B3A699b4559136",
    "userId": "149566028"
  }
}