{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1488811528",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8dacf9398d3703eeeccb84e5c510f910406a10c35cb18d868dd790bc624f8edf",
    "signature": "0x49550e8e39347c8617cb85914a568c83068e51613fa454e4f231e7f33f30a7b35b602a7d46ed4ae9d445a2c53f3ef02e1af4a3dbac4386342fc91f271b339ca01b",
    "signer": "0x61C76C4Ba2B5e25fe39F45EF86dbC2749f46d77F",
    "userId": "183994"
  }
}