{
  "manageEntity": {
    "action": "Repost",
    "entityId": "515831297",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb932eed395c62bdd79ae39e89c9eee0685502268528ec9859a2e63aa649344f2",
    "signature": "0x6ea51339d6a2d758e089fffd3ac227dbbaaa2e5eeedac1cc44944a9161b226ac4646dde1bdccc059d2bcafc3f329a42be6b6d78c0c84983085bf3689a92b579a1c",
    "signer": "0xfeBBAF2B7d9F5bE3DAA34bEe70259f61ac4aB836",
    "userId": "139146722"
  }
}