{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1455776428",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x19d7446e1d4f48b437027819b477a818a4d1a314fc8ef941ee6a8f3348dd4d15",
    "signature": "0x10ccc07cf5f9c1789ec208f60be1f973dede37d979af6dc45dfcb59af661e08820781477e43d072a9bd1a457ab044a93f0512d0439e44903cbac40c59a108c741b",
    "signer": "0x6068Da6B0a791A756931bE32de98D46eBb95890c",
    "userId": "475275462"
  }
}