{
  "manageEntity": {
    "action": "Repost",
    "entityId": "57864658",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xee139b31a0316ab362f1499fe71a32bd1245d08df9c40b96d355362dfa015791",
    "signature": "0xb264d151f073d35d80b02ca2a4c5a1183eb4137009fcdb6291ed30d1ea8d3ea97e8aad47054dcd2a177b0967addd691f1bc422e42a44a94a48fe81b5c1b608ed1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}