{
  "manageEntity": {
    "action": "Repost",
    "entityId": "501616704",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3b4f20c0e3e2db32d6e5d70f2203d1ee9640460bb64c6df6458bebe2c84492b5",
    "signature": "0x01bf3a24948eb713af25e502017b2ca3ecb45844f4822d49634a1d57b1bfb2cd2ea3a4384769c4b5b5963fb39c92d0671deeed3bc1b0e6e66baccd3bf352375b1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}