{
  "manageEntity": {
    "action": "Repost",
    "entityId": "729149123",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x07b139805062e3b9a04855418508b4010fa08cd367775d06a3f4a6efc6135cca",
    "signature": "0x971901f6ab1e44d7c680e2b5e170a7140f96c1d29314cd9effed8f2b5f292ee02dea2be084c56d01e30a9a0d99dea5d4f9d7ff27c1da51d8e91097cd6da04a251b",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}