{
  "manageEntity": {
    "action": "Repost",
    "entityId": "722193720",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x8c401afd9243e7b8b4570bd4eb1571337b5c4841f525e1b4dd368ce9ecd1527e",
    "signature": "0xf197c83df9064ee2849f6bc1982b65a254331d9a4b8dd428f979bcd63081205c5b425330d7552211e61e5dcae27e2c1856c100e67f3c19efe0f65547a1619dd01c",
    "signer": "0x767f09338Ac6CE8645c0a76a17a560429b582132",
    "userId": "520958130"
  }
}