{
  "manageEntity": {
    "action": "Repost",
    "entityId": "639800176",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd23428797077cc63985a95b668f4a6db14fc21b02cfa729c000a930b9a2bd508",
    "signature": "0x83d21bf8039ceebfcdb4fa8cc78add81c37d31fe085eb7cc8ba54eb397a19fbe6bb67ae362331de2b56757dd732a3b9d32915f63c143284a75258c5a52feb6ef1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}