{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1608516690",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdbbf2a4a3aa9183dc0dcad0a403418679beeab5c8d3f4addfee32b3da3616ab5",
    "signature": "0x9a2db4159837b240f9413833dbde5e4d8acc547c4d4442fa3a68c0e23cf466390762a67a23fab313bcdfea4fbaa226eb3abac526e1d7c5135faf4c0be287186b1b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}