{
  "manageEntity": {
    "action": "Repost",
    "entityId": "145303",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4b9d074cc93754b9c1e064dc34b4578daf457c3fb660d3a4162c020fc3afa2da",
    "signature": "0x68a521cc8874989d7de48ad606cf3fed1b284edb223d9ca96a0f50d862edb2dc47f5dbc14f4975b1a2026b5b66c9cda1bb58341afc7e377b1fae494d602a3c591c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}