{
  "manageEntity": {
    "action": "Repost",
    "entityId": "774910001",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7e0075516dfea0191ff66cdba71309701c12a7ba7800f0331c9185831a776d7f",
    "signature": "0xc3424d732f6feaa01af6442d1def4eed73b9f0a7e10b554a0143a4bb086dcdb71ca139034c0c7f34afd761882eef1130d251f16185e7c18e7969a5689bc44ad41c",
    "signer": "0x1d868e2cc29848871636BdCF83a08A975835b6DD",
    "userId": "120328011"
  }
}