{
  "manageEntity": {
    "action": "Repost",
    "entityId": "273781",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4c1307000e5ffc5cdb278c93e71db8b927fb289dc759dd15f861aa1b4dd4d2a5",
    "signature": "0x6499b108462865d9422cb174ee67c6114b20965edd7339c52c22698ae981d95e5c129f9d3c23e5a7e429792fc309748c3fd562ed9d551789b0ecbfb5cb5773431c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}