{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1504685671",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2b7ef59c463a0a9a5ea862ef4f7b6529378e291bf63c7b85117e7c60bee9c74c",
    "signature": "0xb511550f77c01d8d37e3d47958ace85c48e1299f12413b84b09b3b761efc471c6af6ea90a62cbc710291016455d5fa1bb630cf1026c5fc7001a6268c747569cb1b",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}