{
  "manageEntity": {
    "action": "Repost",
    "entityId": "489874",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xc8ffd1264731cac0b12d4f5f0935298c98b94e19764c2ea2317d5988a0bc978f",
    "signature": "0x3795db968babcabb157b17e127b17de8bf25acc13be0bb259246078dc50f30e14c441756b5122983634ee99d8920662c3fa823403cd18e30d0adb061f57209671c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}