{
  "manageEntity": {
    "action": "Repost",
    "entityId": "407686",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa7a1d330db30fd254d08c243a0e95e3c19c245eadd6f1d3f5cf28c0a962e8724",
    "signature": "0xf0424bdcfe7d855f604e5814fdd32e534de2430c559e1e0dad81ca2e3c4472c761e8f1d2e500871443b6ba06ecc0e16d1efa82298375d0c3164e888d27a9ca061c",
    "signer": "0x7b52e6AA15Db4Fc3A84AFF2b12e5B8B128eA8610",
    "userId": "808512351"
  }
}