{
  "manageEntity": {
    "action": "Repost",
    "entityId": "638477086",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa1776ab18d6727f1909a0dbe58997d18399b551cb75b42bad4392533c58cf717",
    "signature": "0xe9dfd1bbb4a136c21725a4e4901c4ce63515e6f50bdcb291cdd3fbc3464c211b7c26804454087b0ebb4d4c210064020d31fba2e33c5ac8ab59aefa0399c255e91b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}