{
  "manageEntity": {
    "action": "Repost",
    "entityId": "445234",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x77099920ee73dc1da7f452286b6fb54a9a452b0596e958b6bbceeed43acfd697",
    "signature": "0xe69a4364684c2c10847a8e11967e4d9369fde8a72d9de1a86705f8d370aeaa034f1422d23426c614a86dfd6716c9a119aff641b20c34568e5688c51311252d161b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}