{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1456910212",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3089ee0dd6a3dac2e9a9f3dd3d75976bd165d5ddeb7068b6a2f694d751e30313",
    "signature": "0xf6faa30166ced55b9bf5dae903d9e6d7ed157ca0b46a50c47e4b00c0799913ac2c7ba03d43708abec464eda3fd6d2518a0d5805875373639f100cd76496b115e1c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}