{
  "manageEntity": {
    "action": "Repost",
    "entityId": "210149",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x1b768721fa606b357f398fbb69557ec8a9b78ec2899f117cd12b8fccc41f077d",
    "signature": "0x53102c9110a8c1e98824fe2a42b3ef1a127814df722b792972a0772a9d6b4b0e6eadaa4900783fa6554f1749b3f0fe1e285d1647c6fb8d7e16b043b3ea3d3fad1c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}