{
  "manageEntity": {
    "action": "Repost",
    "entityId": "458419711",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xd8e7a7509d59046cb19ec449b2586a8fb2f672450cf5615ba791e3f816f24733",
    "signature": "0xb6ed201483d09b7e7e67b7f8ef9f9016ab754ec3e1f328f07c18eabf01a80c633dff166118b240295cb4c27fed07b97c8c05aab9897cdec37e5558bbc391dfbb1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}