{
  "manageEntity": {
    "action": "Repost",
    "entityId": "560042628",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9d7ced1d5607d4c5a831c9d1a520754ac05f6f45da3c37c2b062ce3960fb61ab",
    "signature": "0x3e65431fb41ec3a51aa21f1817f7dd7eb55ca7491fa20c70bdba07ec37ac6bd52b0ef404c934e99dbd8a96cb5a1e295001ca12271e3be99e260581b6641cb0aa1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}