{
  "manageEntity": {
    "action": "Repost",
    "entityId": "221391",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x99717c28ff2080db4481cdeb13a4c81dac00471f9a979b041e415073d16dbd5a",
    "signature": "0x0b1c01765db4aac3cc27688115b5b93eb841a5af1ca7e7ce34a8710085e5966c691bfd079e5e3ba7a7089940e265e6e551d38ab2e4cc7f13075383dee33de7351c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}