{
  "manageEntity": {
    "action": "Repost",
    "entityId": "408714165",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd9662728b2b0e8a64dc7f4a7e6e967c3a537ce0333a5178882daf8646d7e5ddd",
    "signature": "0x5fdb96c64e454ebf2a0ec86152a53e07de46e7bcbe26933de3e0fa297aed3df81de9afe6eaba4f24ce81298fcf5c88842eb16aa516ac5d65f4c4fda8463961551c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}