{
  "manageEntity": {
    "action": "Repost",
    "entityId": "589952803",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5e5e9a38c96aa318dc11093379d09ad6e2c7d404276ac4b382c56a1d86bbcf83",
    "signature": "0xfb8511c7dc1cbcb1f92e138316bb710cd1e739788bfb38d7690147f22957c5950a76157ad51926879483d5f5d3b39d8a3e76b387d3ede96e69664b81bd3cc4d51c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}