{
  "manageEntity": {
    "action": "Repost",
    "entityId": "43512244",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3b6200cc1686873b931ff0781ab5851d802fea13d3954e0902de8c0c7f963077",
    "signature": "0x3f6bd9a33172a216f1dd4ddd1f267f6062c2a02e4c65f05de331c2bff9a9903359f47769cf9dbfca9d9d3794232cfafbdd5e59c53bc2fba020b72e26aec571c21b",
    "signer": "0xF66719AC0E8463f8c9660B4412B4972e1dB48183",
    "userId": "57021"
  }
}