{
  "manageEntity": {
    "action": "Repost",
    "entityId": "809618038",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x51eb2c5e221fbbfb10fb2d145ea44135e1b8b376f285754a3216c7cccee65fa3",
    "signature": "0xb6b0efe6a4fb7b2466c642ba895e8ee19f72e00f4e0d86d548710e514cfb448a4d29739a996ee2ffcd8c305215f729e64e1620911e89cdf58fd51b4641ae49ce1c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}