{
  "manageEntity": {
    "action": "Repost",
    "entityId": "858774723",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x56c68834489723abe72f4c9e2258871fd4ec82bde25a7dba1ccc272fe107b2cf",
    "signature": "0xfa918108dd9d495a58004d146be4fde46de736eafe624b7adedcace282383b5e659bc2e70c0695c3d81b26e4f2291a14ca78c39c4c373c9b311eaf54b546f3fa1b",
    "signer": "0xe5223Dc6E411A24e22DcF917955e97a8D7479d0c",
    "userId": "981716494"
  }
}