{
  "manageEntity": {
    "action": "Repost",
    "entityId": "763959",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8e3cd5a93eb3028d52e3a7786144b11c11537dc3b12a2e4c386582c96775efa1",
    "signature": "0xfed80d68211925a3005c4dcc26991494c3d5173f630851d48e61adaeb49c841030d2c75ed6e72ee8c5c0a594d83ccfcb8be0b7713aa4f82a506cc6adc4bf9cda1b",
    "signer": "0x4Aa8154A33F33394BA8De574d71aC98Ba6A47D5a",
    "userId": "645720561"
  }
}