{
  "manageEntity": {
    "action": "Repost",
    "entityId": "664870119",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x35eb73d9d0cbf57e4281be78048862d6dfdcefbed5efc08a8356b3defc0e4b32",
    "signature": "0xc1335d5c79891a06b5f17aa4cf93869c614265cc0c36d208a97a6289d2bba46032c62741c9705dd1349fbacc9c568c82d0a5451153d249905c4d35314da526d51c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}