{
  "manageEntity": {
    "action": "Repost",
    "entityId": "618141",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x54e8537cff0ffbd82dc233311e2eb2117ef0bbca2e5ec3b326c005e528be08fd",
    "signature": "0xaf18b058c23ffd43830a6717047b290ede66f221a3851c2cf01d3ec2abd14f150164a62b8d0e15bb5b3544cf8cad259f433e0d35067e3dd4c4587ede5544061a1b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}