{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1123544",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb9a3d6bb825cbbb66cfcaa08e937c4045a93f847ec925f336e72cabc499fe038",
    "signature": "0xe84935edd25b8362bbe36e8fa421e169544671b0daa0ceeacb5d2daa4d024e3f43a1db0f6fc6c4430d0b7ff5b1f56ecad6992b1ff83baccce95c8ae578c7d45a1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}