{
  "manageEntity": {
    "action": "Repost",
    "entityId": "744387996",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb477ab3ecfe11ace136e39b4982e7d7c1c133c851c6922e31d3ab861d665dfdc",
    "signature": "0x36eec268231503f9ea4810a753236ed303d52402f5f3d8222119728f4b0284920dc6c213f272a494fc1da8bfb4ecfe902758e7173be69bfc896e42c0bd6ca4b91b",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}