{
  "manageEntity": {
    "action": "Repost",
    "entityId": "738825359",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd85487aed4829c4e097c9f5ebbe6defbe11158dff3dd39055b8619e23b01b690",
    "signature": "0xa807b4b39f260ca4115f2aff16027a530be980c963a7a2b9ca64b01db86e51e9499a432b40d9e5dc47c4e733f916de014730a8e07d2b319793ecd1a9934b714b1c",
    "signer": "0x7b52e6AA15Db4Fc3A84AFF2b12e5B8B128eA8610",
    "userId": "808512351"
  }
}