{
  "manageEntity": {
    "action": "Repost",
    "entityId": "45019743",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2d9fc31527f312ce8c7fb3ead7df4f1624a272d0591934c3b3626c0fe45f2a61",
    "signature": "0x8475a798b0844e5c2f96a7357f02c8bb08d652eb01a793f9e8bc95c4150da0d40f034038db29ab2907e70e0947516c0a99a001e06987ab338b7765d40f2660e61c",
    "signer": "0x65b2681094e762CAD2349e6C1e2FbC8d54b9c046",
    "userId": "11153747"
  }
}