{
  "manageEntity": {
    "action": "Repost",
    "entityId": "321523029",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x0e6753d3adace02eb3338b1e470a2261a10a9c0b6f2287ade17c680496a0ef92",
    "signature": "0x28bb99c23ebbc4167dcd923f4a3ddddc7e35dbfa0c8f8fd685285ba348bcf4d55fdd44b74412521923f01eb307acd6f45407e132508552816ed86f5dd216012a1b",
    "signer": "0x12f78DFB81B48dD775784330882923118ACd53EB",
    "userId": "55086"
  }
}