{
  "manageEntity": {
    "action": "Repost",
    "entityId": "463394717",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xbb0cae98e51f93f4950a74c2516408e5f7faefe4b8dcd2c9e2b36b768c9e46ee",
    "signature": "0x527a8aa7ae7bbb41a5424dee8e460276d94a9e6b1f57ac0b57ca99fca1802d3d3e56fe64222cd495c8bc24868184d87621037b53cd33c2cb41618ae65a98f3381b",
    "signer": "0x639B9598C075dEDFE2d8FfB1B5B6ca259D3C425E",
    "userId": "667809204"
  }
}