{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544187",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x641b3aa4235c38ba97280bdbc9a7470e59889cd8100615e3819029626c67cbba",
    "signature": "0x61ca0b50aaf7a150b4d96d54e2d131756efaabc2e5f085450fd7a85540c701935d6a18a14fd87b238d143d80d6668568307429ed894ff715e22b1f201345bf0c1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}