{
  "manageEntity": {
    "action": "Repost",
    "entityId": "576605287",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3266629e77ec9d85ef313aa8de751645d504460fab8a79b47c51336a19dea982",
    "signature": "0x8b470bd1870c78cec8869683174042d2a33006989a86b7ef53dfc4f4b0a4f3a3684fecb9fa526e0f8326d5e9d485f8ea55ff2bf942d30b10e93b1514e8a7ed4c1b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}