{
  "manageEntity": {
    "action": "Repost",
    "entityId": "647046",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x6a29336c080260ff1f2207824cc83b5180779fef12fc0a9c9fe25db6fd36a8de",
    "signature": "0x8d013b677d7f20af7cf026da2b69815742ac2ceefdaa098f38bde931b943fe4f5464e34a68d6f1c896ca7d181c2d5d7fee2c127cc5f32d9d78e811c1b41ac4bc1b",
    "signer": "0x55B320FE4ae0dC96fE927A1d4fA23b18d1874EF1",
    "userId": "562822143"
  }
}