{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1558464146",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd9303577f93da94d7777d72b1cbc1b4919ad0850d85e08332d4c9def9b3643c1",
    "signature": "0xf86a606d5aa1c452b0d5829770fcd980acee11dc80ff74551741787eeca38ad045bd6af6ae2d05c73bd3843388432eef95a5df4325b21915577bc87325f5d1f21c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}