{
  "manageEntity": {
    "action": "Repost",
    "entityId": "513005483",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xf5b63939aab989d86ffe38f538a697dcf3153e3c15140e831807885b7d5bcb7e",
    "signature": "0x3726cb9e2a17861afd605c468fa538ef69b505dfc5db41e2d9740f0dc116b48c62246172d6096d13629d850e77019f09be211df06c551d7ac080762da3d3a1841b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}