{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1515018440",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2341da540b66b38869ef78336321aa5397e461df5566ee6e29bdc972936c80ba",
    "signature": "0x91c16bf2e8645d11daf6fbd211be37768e38460bda0a041e5da16bcb2589a07c152a530d8e3aeeeef93c6a7e958fa8b638a7917890a64f58d5f34d91b410a4f11c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}