{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1896450499",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7feb42e451095bbcdefe0117590c1e20eb8511f07fbf1bb4dbea536d48e6e7f8",
    "signature": "0x3295c3f5cc87fafa18f2f87501855a46d0c647cd1e06064cf5ed5cbcaa6dd65c44aad6dea60632d144bfedb6b6648e503a8945da6e84796733d801937ad471d01c",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}