{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1251521643",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xdc4858aff565f645a2ffc232dc5dd2115b98545f19271315d4fccb5a361498bf",
    "signature": "0xfbe068bf72e2c6d37b67254d57374ace1c9e3a9ca86708a712b196372e33648b2140943f15373a6f7dc37e536f5848258819a3398df1b9131185ee200ae98e1a1b",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}