{
  "manageEntity": {
    "action": "Repost",
    "entityId": "43990",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x9f8c777c0567a3758f6d82af5f7032f259ed34edbc59c012aa98b98e29d87604",
    "signature": "0x5976ef88568de0abb7d93efa507b0415cc3f28afa346e20c65dad740316749a63a593b78ab0eca474ece6ca6691f36d3466ffe22dc00df65490b9b63087e8cf81b",
    "signer": "0x7Cd44Dc53B13eEA7335A000Ce36c05cDFE34b348",
    "userId": "355113"
  }
}