{
  "manageEntity": {
    "action": "Repost",
    "entityId": "751651",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc273f8b8d809ba46623d787a1b68d9e238e0235604f346ea35a67d2122bc711a",
    "signature": "0x9fff38aa1dd267ea8bb9a9f063524c544a0b2cfd6cd2dd1462ae41ef77fe9a085d6ddd880b275c9689aebd8ae2f70211e302a45b43ac8901ad75aa8ff5f0076b1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}