{
  "manageEntity": {
    "action": "Repost",
    "entityId": "703967",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x12e7c1ec43d794b538a944380a0559f483f6b2b5b364b34ceda78a7a1a1eeed2",
    "signature": "0x0b78b4ead009e5b49a1b8c4f6374025a3e2cd077f5308c598bca5f2d3427359c6f9113ed4c747bd441bea73d0dd5d938a569fc251e43ed1b4fd6c1e99688b5431b",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}