{
  "manageEntity": {
    "action": "Repost",
    "entityId": "326923337",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xcfdcad5aecd497881b6852bfbd3a547d3174bd39a71a0a9ecacc3bf7a4fad933",
    "signature": "0xc388d513abeaa8b87743038bfcf14532533b7d943d31f0bd6a28854ed9a59a4f69bb30f817cdfd1b812c60e4236941cece6fff82fe5098ccbd21c1ce170980c01c",
    "signer": "0x40aE1C539711FBaE3930131b028D9c764fD8EaCb",
    "userId": "35251"
  }
}