{
  "manageEntity": {
    "action": "Repost",
    "entityId": "774010",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcc83b0e565a6258622b8a3a1b3aeb203d47cd3b533608aad89e2c2a59a3c0022",
    "signature": "0x0978f40cb38861d74ca773b1e5ef03135820793613a506aa6a91f26091d16be131b0a18894a8af8f6443582b1dc0a8d3bd07024d8e0c29200af9aa4721ad24101b",
    "signer": "0xA5fFfA5b8673Fb93490E3F9B0BeE58e1f0Ce1231",
    "userId": "508186998"
  }
}