{
  "manageEntity": {
    "action": "Repost",
    "entityId": "615648433",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa307d075281da5d21dc9126a609574c80b4a64485ca3c91b0d8047cba8916b17",
    "signature": "0x1aa33901839aae8c5b79b0801e20b56a39892946b589c812e295535ba825d18e74c18a5c949ec64d71054d881bc7557316560ef55439aeb8be07dbb0ab413aa71b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}