{
  "manageEntity": {
    "action": "Repost",
    "entityId": "650386998",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7f7b0644dabe7f1c963816d1dbe2fa629d00e32dfc7d1d2974f40963aa876889",
    "signature": "0xa687c171f19bf93e0c089f1ebe07e85d62258d1a3af09e4b1a918244011aaa9c4b5cff7a7e2680cfc56edcd5041fbfa6afac1a158c340dd19ab7c31bddeb60fd1b",
    "signer": "0x712Aca9aA6ac07F98dcEC338Be9C15c3Dc47d569",
    "userId": "12730129"
  }
}