{
  "manageEntity": {
    "action": "Repost",
    "entityId": "643006877",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x2c7a47d78accdfc4287fb0fe7322e69661c9ba9c8b069e487a9132c129b0fcd5",
    "signature": "0xbe542c597400025eab270773b3a42e893189621250217ee85cf34d69b9a2891e232aa7a10b0c5dc828a32e116830bf1f0971e0010cb40714aec8026d726b32e71b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}