{
  "manageEntity": {
    "action": "Repost",
    "entityId": "754395173",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9dc8df756da44e93653030f4839ac468e57ac51bbe56458358c9bee807674b52",
    "signature": "0x3e8898ef2465568476e5d5c29447561cc2f114ba7b235bb8694e210bf6cf3ecb3b166857943fea5981fbdf1944a055157b9b192852521b32de40047636c6513e1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}