{
  "manageEntity": {
    "action": "Repost",
    "entityId": "426648",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x7aa058d0a6f25742a497cd7ffd7dd7b00afc950c38d47655fed8399ded38e910",
    "signature": "0xe39fd858407a6cdc337ec2ddebac6cb16eafe4aef699e91b8ab6fb8299baed7326bc170ed78ef8ebf24c965f46f88f465db7e580a9b996eb1894266d1905eed51b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}