{
  "manageEntity": {
    "action": "Repost",
    "entityId": "857655624",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4ed1310c3b2d5be63c981451f98497961ce45649e1702ccefa92a36d97eaf9e3",
    "signature": "0x954c10b52228dc20d54cf1c4e7bf1983fece700dedac2b9da67d83d4e91323da532cd5e05fd6450697e1deca53f91d0865f664e45d4c6761cf649081d3f9ac4c1b",
    "signer": "0xDC5D8e6d43489811098d4d3D31fB7D6585c9Bb31",
    "userId": "735980234"
  }
}