{
  "manageEntity": {
    "action": "Repost",
    "entityId": "759703570",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8c83ec0dba5a03dddc7fdbd7da7a31aeddabe408e3a13d8179f230415724c220",
    "signature": "0x5e9beb7f340fa77d8e33f48627c405985dd0249d4e203b66d26f5b95e29a61fc77732c8e843dd11d3d52ae3e73be6fc7460b851ca7d47a9ac43084ab21ff54641b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}