{
  "manageEntity": {
    "action": "Repost",
    "entityId": "647672347",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x64bff3c228e29db6f0a4fe803473af318e05e6e7692ad3937cbf256230598ce9",
    "signature": "0xa0c51c9fa7415d22641e7ad0cf730eee4dd910fee9f34c390d8d276e131f052637409a4b32e222167a4e7ff3c6ecf11f51a098fe914f1576f6ad924fa40215711c",
    "signer": "0xd3CA6C81c4aff7BA2B2aA87ccC9607e439f8B0b2",
    "userId": "387501451"
  }
}