{
  "manageEntity": {
    "action": "Repost",
    "entityId": "971723",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x5a8d0cdda4e907ac04b20faf4cad8660535c96eb73e42dbfc34ce83484dbf7e9",
    "signature": "0xf18877bdcec791b9054423b61cf8484c84902169e932430679cbb14a38bb148b78744b5e542285fc731d7fe8672d6f42ed691ef4b8ce501d0283fb6cbefdcd511c",
    "signer": "0x243A439c272133AEEE0073AF4986dE391C430866",
    "userId": "77551267"
  }
}