{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1219738636",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3a8a531fe4e633be00894b93789cd7208fca77907006aee0630e5f507678d63e",
    "signature": "0x21e6ed23c1f5a35931fd4aebb04eca5a290f95fcfd1ca82b5fbc4f48bf5ce9ec3ba0a19ea3fbd875857d8654bebedf4ae10982e9ba819dc9bbe05a2216b1ae6b1c",
    "signer": "0x481d41B4b34069e19EDC206C160447ebA0841f6F",
    "userId": "854614078"
  }
}