{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1290740404",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x31e04f12f25cc5f5a396ab499f871acefbba0e547d9a7a18e450090c3a4d9048",
    "signature": "0x2727c94e1e79a74e47554a0174bab3274607e0dcc30b4e09788859a6728852d730fa3eb413f3f98e6251dd1e32b5941d5a35b1b212cfce2fcdb5a14a3e5e6a8c1b",
    "signer": "0x2F7db4C1AE3922aD0f32CEdED1870278dd17b64b",
    "userId": "467213409"
  }
}