{
  "manageEntity": {
    "action": "Repost",
    "entityId": "402291",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2b2aa80bf17e687a4fcac031431832310f87e7af7a5aec4c49957dcf2cbf8b25",
    "signature": "0x6fc252bb475e2beafece9998d234a69af9ee7afcfa3e206467c83ec8cea16cea0d3daffd3ec9e90bb411374d0b0b38321b043591061b53f1f1a0e9b6e88c2a581c",
    "signer": "0x884490CFa947bC5C5d41834F53666866b78D19d6",
    "userId": "475900419"
  }
}