{
  "manageEntity": {
    "action": "Repost",
    "entityId": "990464541",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9a1d4953853eb3beaa85da2656c02a94deb3248d8915e43327addd17e034a907",
    "signature": "0xd6377a9e1e9b59b7a2d435f514915f824007c83d754e27de04b38c1bc19ad6614d83bd11bbb674ff57a821d6e80c073ff938c681f8a2c57ff45e94e65f538f0f1c",
    "signer": "0x647204eDe2dcB8e40793BB48e4bb4Be7ab706de5",
    "userId": "580720856"
  }
}