{
  "manageEntity": {
    "action": "Repost",
    "entityId": "149016500",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1cdb7ac7c82b6686dc58daeaeeb31ada0c28ff50e9522201eb64ac7f6a4c0b3f",
    "signature": "0xc179859df3c22de500fcb1a59c11afc3c444ce5051ef00587d93a6dd8477a36045a5522afaf4051c1885554a7f6ce66091f0ead169faba0761caf4b3799cd5f41c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}