{
  "manageEntity": {
    "action": "Repost",
    "entityId": "686493600",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb7c99547ec23b1f291556d42b228ea09f02c3b8af1a78dc38742ee8793bd728e",
    "signature": "0x616a25dfbfd3b1b064b938cf93e9326d890e7c2233dcec08a064d62e62927fa50f4ef6b2148fbae8e833c9aa6e6120843717b3a8eb6221bdb82c287461860b551c",
    "signer": "0x42e695462662E8EB1FE25c8064B83E233d0b100B",
    "userId": "586354841"
  }
}