{
  "manageEntity": {
    "action": "Repost",
    "entityId": "629945776",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0c4440ab7d43b7200c38d64bdfb6cef73b50c2d928ad5600f09b709c84bb2fb1",
    "signature": "0x6f2c5e8a6b5ba050557af2af2ca082fbbe0f2a8800e44e93f386abad22b128bc48f53f5c1d15c16e5884afba7ea40e798eff5944b2b3e262316f280d9d5f32621c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}